/* ====================================
   DVC STATE OF AI — STYLE SYSTEM
   ==================================== */

/* --- DESIGN TOKENS --- */
:root {
  --bg-primary: #2D3142;
  --bg-secondary: #343A50;
  --bg-card: #383E52;
  --bg-card-hover: #3F4560;
  --bg-light: #F5F5F0;

  --text-primary: #FFFFFF;
  --text-secondary: #A0A8BC;
  --text-dark: #1A1A2E;

  --accent-teal: #4ECDC4;
  --accent-gold: #F5C542;
  --accent-coral: #E8837C;
  --accent-blue: #4A90D9;
  --accent-purple: #7C4DFF;
  --accent-orange: #FF8C42;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 4px 24px rgba(0,0,0,0.25);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.35);
}

/* --- SCROLL PROGRESS --- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, #4ECDC4, #E8837C, #F5C542, #2D3142, #4A90D9);
  z-index: 1000;
  transition: width 0.1s linear;
}

/* --- SIDEBAR NAVIGATION --- */
.sidebar {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 900;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Prevent sidebar from blocking section text on narrow screens */
@media (min-width: 769px) and (max-width: 1200px) {
  .section {
    padding-left: 56px !important;
  }
  .section--money-flow {
    padding-left: 0 !important; /* Follow the Money has its own padding */
  }
  .section > .container {
    padding-left: 16px;
  }
  .money-flow-container {
    padding-left: 56px;
  }
}

.sidebar-inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: rgba(45, 49, 66, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius);
  padding: 12px 8px;
  border: 1px solid rgba(255,255,255,0.06);
}

.nav-dot {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 4px;
  border-radius: 20px;
  transition: var(--transition);
}

.nav-dot::before {
  content: '';
  width: 10px;
  height: 10px;
  min-width: 10px;
  border-radius: 50%;
  background: var(--text-secondary);
  transition: var(--transition);
}

.nav-dot.active::before {
  background: var(--accent-teal);
  box-shadow: 0 0 8px rgba(78, 205, 196, 0.5);
}

.nav-dot span {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  opacity: 0;
  max-width: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}

.sidebar:hover .nav-dot span {
  opacity: 1;
  max-width: 160px;
  margin-right: 8px;
}

.nav-dot:hover::before {
  background: var(--accent-teal);
}

/* --- SECTIONS --- */
.section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 80px 24px;
  overflow: hidden;
}

.section--dark {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.section--light {
  background: var(--bg-light);
  color: var(--text-dark);
}

.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

/* --- ACCENT HELPERS --- */
.accent-teal { color: var(--accent-teal); }
.accent-gold { color: var(--accent-gold); }
.accent-coral { color: var(--accent-coral); }
.accent-blue { color: var(--accent-blue); }

/* --- ANIMATIONS --- */
.anim-fade {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.anim-fade.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-slide-up {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.6s ease var(--delay, 0s), transform 0.6s ease var(--delay, 0s);
}

.anim-slide-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ====================================
   SECTION 1: HERO
   ==================================== */
.section--hero {
  background: var(--bg-primary);
  flex-direction: column;
}

/* DVC Deck-Inspired Hero */
.section--hero-dvc {
  position: relative;
  overflow: hidden;
  padding: 0;
}

.hero-blocks {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 55% 45%;
  grid-template-rows: 55% 30% 15%;
  z-index: 0;
}

.hero-block { position: relative; }
.hero-block--white { background: #FFFFFF; }
.hero-block--teal { background: #4ECDC4; }
.hero-block--salmon { background: #E8837C; }
.hero-block--gold { background: #F5C542; }
.hero-block--navy { background: #2D3142; }
.hero-block--blue { background: #4A90D9; }

.hero-block--salmon canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  mix-blend-mode: overlay;
  opacity: 0.5;
}

.hero-wordmark {
  position: absolute;
  top: 40px;
  left: 40px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.3;
  color: #2D3142;
  letter-spacing: 0.01em;
}

.hero-content--dvc {
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 55%;
  height: 55%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  text-align: left;
  gap: 12px;
  padding: 0 60px 40px;
}

.hero-content--dvc .hero-title {
  color: #1A1A2E;
  -webkit-text-fill-color: #1A1A2E;
  font-size: clamp(36px, 6vw, 72px);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

.hero-content--dvc .hero-subtitle {
  color: #2D3142;
  font-size: clamp(14px, 1.8vw, 18px);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.hero-content--dvc .scroll-indicator {
  color: #2D3142;
  align-items: flex-start;
  margin-top: 20px;
}

.hero-content--dvc .scroll-arrow {
  border-color: #2D3142;
}

.hero-dvc-url {
  position: absolute;
  z-index: 2;
  right: 32px;
  bottom: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  font-weight: 400;
  letter-spacing: 0.02em;
}

#particleCanvas,
#particleCanvas2 {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-content,
.closing-content {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

/* ── Interaction Hint Tooltip ── */
.interact-hint {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  animation: hintFadeIn 0.6s ease 1.5s both;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.interact-hint.dismissed {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
}

.interact-hint-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-teal);
  animation: hintPulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.interact-hint-text {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent-teal);
  letter-spacing: 0.03em;
}

@keyframes hintPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); box-shadow: 0 0 0 0 rgba(78,205,196,0.4); }
  50% { opacity: 1; transform: scale(1.2); box-shadow: 0 0 0 8px rgba(78,205,196,0); }
}

@keyframes hintFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* DVC hero override — higher specificity to beat .hero-content */
.section--hero-dvc .hero-content--dvc {
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 55%;
  height: 55%;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 0 40px;
}

.dvc-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  width: 44px;
  height: 44px;
}

.logo-sq {
  border-radius: 4px;
}

.logo-text {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-primary);
}

.hero-title {
  font-size: clamp(64px, 12vw, 140px);
  font-weight: 900;
  letter-spacing: 0.05em;
  line-height: 1;
  background: linear-gradient(135deg, #FFFFFF 0%, #A0A8BC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(16px, 2.5vw, 22px);
  color: var(--text-secondary);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.scroll-indicator {
  margin-top: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--accent-teal);
  border-bottom: 2px solid var(--accent-teal);
  transform: rotate(45deg);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: rotate(45deg) translateY(0); }
  40% { transform: rotate(45deg) translateY(8px); }
  60% { transform: rotate(45deg) translateY(4px); }
}

/* ====================================
   SECTION 2: OPERATING REALITY
   ==================================== */
.section-headline {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 48px;
  text-align: center;
  letter-spacing: -0.01em;
}

.section-headline--dark {
  color: var(--text-dark);
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.stat-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-number {
  font-size: 36px;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1.1;
}

.stat-growth {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-teal);
}

.stat-source {
  font-size: 10px;
  color: var(--text-secondary);
  opacity: 0.6;
  margin-top: auto;
}

.usage-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.usage-pill {
  background: var(--bg-card);
  border-radius: 100px;
  padding: 12px 24px;
  font-size: 15px;
  color: var(--text-secondary);
  border: 1px solid rgba(255,255,255,0.06);
}

.usage-pill strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* ====================================
   SECTION 3: FIVE LAYERS / PYRAMID
   ==================================== */
.pyramid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 900px;
  margin: 0 auto;
}

.pyramid-layer {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border-left: 4px solid var(--layer-color);
  transition: var(--transition);
}

.pyramid-layer:hover {
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.layer-num {
  font-size: 32px;
  font-weight: 900;
  color: var(--layer-color);
  min-width: 40px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.layer-content {
  flex: 1;
}

.layer-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.layer-content p {
  font-size: 14px;
  color: var(--text-secondary);
}

.layer-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--layer-color);
  white-space: nowrap;
}

/* ====================================
   SECTION 4: AGENTS
   ==================================== */
.agent-cards-scroll {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.agent-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.06);
  position: relative;
  transition: var(--transition);
}

.agent-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.agent-card h3 {
  font-size: 17px;
  font-weight: 700;
}

.agent-stat {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-teal);
}

.agent-desc {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge-dvc {
  background: rgba(245, 197, 66, 0.15);
  color: var(--accent-gold);
  border: 1px solid rgba(245, 197, 66, 0.3);
}

.badge-sm {
  font-size: 9px;
  padding: 2px 7px;
  vertical-align: middle;
  margin-left: 4px;
}

/* Subsection */
.subsection {
  margin-top: 40px;
  margin-bottom: 32px;
}

.subsection-title {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.vibe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.vibe-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid rgba(255,255,255,0.06);
  font-size: 14px;
}

.vibe-card strong {
  font-size: 16px;
}

.vibe-card span:not(.badge):not(.stat-source) {
  color: var(--text-secondary);
}

/* Callout */
.callout-box {
  background: rgba(78, 205, 196, 0.08);
  border: 1px solid rgba(78, 205, 196, 0.2);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.callout-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.callout-box p {
  font-size: 16px;
  line-height: 1.5;
}

.callout-green {
  background: rgba(78, 205, 196, 0.12);
  border-color: rgba(78, 205, 196, 0.35);
  justify-content: center;
  text-align: center;
}

.callout-green p {
  font-size: 20px;
  font-weight: 700;
}

/* ====================================
   SECTION 5: MODEL LANDSCAPE
   ==================================== */
.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 48px;
}

.model-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}

.model-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.model-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: #FFF;
}

.model-card h3 {
  font-size: 15px;
  font-weight: 700;
}

.model-name {
  font-size: 12px;
  color: var(--accent-teal);
  font-weight: 500;
}

.model-stat {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 600;
}

/* Charts */
.chart-container {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 24px;
  margin-bottom: 32px;
  border: 1px solid rgba(255,255,255,0.06);
}

.chart-wide {
  max-width: 100%;
}

.chart-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

canvas {
  max-height: 350px;
}

/* ====================================
   SECTION 6: INFRASTRUCTURE
   ==================================== */
.neocloud-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.neo-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.06);
}

.neo-card h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.neo-stats {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}

.neo-stats span {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent-teal);
}

.neo-card p {
  font-size: 14px;
  color: var(--text-secondary);
}

.nvidia-spotlight {
  background: linear-gradient(135deg, rgba(118, 185, 0, 0.1), rgba(118, 185, 0, 0.03));
  border: 1px solid rgba(118, 185, 0, 0.25);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  margin-bottom: 32px;
}

.nvidia-inner h3 {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: #76B900;
  margin-bottom: 8px;
}

.nvidia-num {
  font-size: 56px;
  font-weight: 900;
  line-height: 1.1;
}

.nvidia-sub {
  font-size: 16px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.challenger-ring {
  text-align: center;
}

.challenger-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.chip {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.chip:hover {
  background: var(--bg-card-hover);
}

.chip-dvc {
  border-color: rgba(245, 197, 66, 0.35);
  color: var(--accent-gold);
}

.chip-dvc small {
  font-size: 10px;
  opacity: 0.8;
}

/* ====================================
   SECTION 7: ENERGY
   ==================================== */
.stargate-timeline {
  margin: 40px 0;
}

.timeline-beats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.beat {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.06);
  position: relative;
}

.beat-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-teal);
  color: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 12px;
}

.beat h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.beat p {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent-teal);
}

.beat-desc {
  font-size: 13px !important;
  color: var(--text-secondary) !important;
  font-weight: 400 !important;
  margin-top: 4px;
}

.beat--caution .beat-num { background: var(--accent-gold); }
.beat--caution p:not(.beat-desc) { color: var(--accent-gold); }

.beat--ok .beat-num { background: var(--accent-teal); }

.power-timeline {
  margin: 40px 0;
}

.power-phases {
  display: flex;
  gap: 0;
  border-radius: var(--radius);
  overflow: hidden;
}

.phase {
  flex: 1;
  background: var(--bg-card);
  padding: 20px;
  border-top: 4px solid var(--phase-color);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.phase + .phase {
  border-left: 1px solid rgba(255,255,255,0.06);
}

.phase-years {
  font-size: 13px;
  font-weight: 700;
  color: var(--phase-color);
}

.phase-label {
  font-size: 16px;
  font-weight: 700;
}

.phase-note {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ====================================
   SECTION 8: THREE PILLARS
   ==================================== */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.pillar-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pillar-icon {
  font-size: 32px;
}

.pillar-card h3 {
  font-size: 22px;
  font-weight: 800;
}

.pillar-thesis {
  font-size: 16px;
  font-weight: 600;
  color: var(--accent-teal);
}

.pillar-data {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-gold);
}

.pillar-points {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.pillar-points li {
  font-size: 13px;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
}

.pillar-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-teal);
  opacity: 0.5;
}

.talent-spotlight {
  background: rgba(245, 197, 66, 0.08);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.talent-spotlight strong {
  font-size: 14px;
}

.talent-spotlight span {
  font-size: 13px;
  color: var(--accent-gold);
}

/* ====================================
   SECTION 9: BUSINESS (LIGHT BG)
   ==================================== */
.case-study {
  background: #FFFFFF;
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.case-study h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.klarna-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: center;
}

.klarna-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.klarna-num {
  font-size: 40px;
  font-weight: 900;
  color: var(--accent-teal);
}

.klarna-num--red {
  color: var(--accent-coral);
}

.klarna-stat span:last-child {
  font-size: 14px;
  color: #666;
}

.unicorn-visual {
  margin-bottom: 32px;
}

.unicorn-visual h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 16px;
  text-align: center;
}

.unicorn-card {
  background: linear-gradient(135deg, rgba(78, 205, 196, 0.08), rgba(245, 197, 66, 0.08));
  border: 2px solid var(--accent-teal);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}

.section--light .unicorn-card strong {
  font-size: 24px;
  color: var(--text-dark);
}

.section--light .unicorn-card span:not(.stat-source) {
  font-size: 16px;
  color: #555;
}

.section--light .unicorn-card .tabnum {
  font-size: 28px;
  font-weight: 900;
  color: var(--accent-teal);
}

.rollups {
  margin-bottom: 32px;
}

.rollups h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 12px;
}

.rollup-desc {
  font-size: 16px;
  margin-bottom: 16px;
  color: #555;
}

.rollup-desc .tabnum {
  font-weight: 700;
  color: var(--text-dark);
}

.rollup-card {
  background: #FFFFFF;
  border: 2px solid rgba(245, 197, 66, 0.4);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.rollup-card strong {
  font-size: 18px;
  color: var(--text-dark);
}

.rollup-card span:not(.badge):not(.stat-source) {
  font-size: 14px;
  color: #555;
}

.democracy-grid {
  margin-top: 32px;
}

.democracy-grid h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 16px;
  text-align: center;
}

.demo-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.demo-card {
  background: #FFFFFF;
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.demo-icon {
  font-size: 32px;
}

.demo-card strong {
  font-size: 16px;
  color: var(--text-dark);
}

.demo-card .tabnum {
  font-size: 22px;
  font-weight: 900;
  color: var(--accent-teal);
}

.demo-card span:last-of-type:not(.tabnum):not(.stat-source) {
  font-size: 13px;
  color: #666;
}

/* ====================================
   SECTION 10: RISKS
   ==================================== */
.valuation-table {
  margin-bottom: 32px;
  overflow-x: auto;
}

.valuation-table table,
.comparison-table table {
  width: 100%;
  border-collapse: collapse;
}

.valuation-table th,
.comparison-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  border-bottom: 2px solid rgba(255,255,255,0.1);
}

.valuation-table td,
.comparison-table td {
  padding: 14px 16px;
  font-size: 15px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.row-highlight {
  background: rgba(245, 197, 66, 0.06);
}

.risk-zones {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.risk-card {
  background: var(--bg-card);
  border: 2px solid rgba(255, 107, 107, 0.3);
  border-radius: var(--radius);
  padding: 24px;
}

.risk-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-coral);
  color: #FFF;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 10px;
}

.risk-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.risk-card p {
  font-size: 13px;
  color: var(--text-secondary);
}

.comparison-table {
  margin-bottom: 32px;
}

/* ====================================
   SECTION 11: GEOPOLITICS
   ==================================== */
.geo-map {
  max-width: 700px;
  margin: 0 auto 40px;
}

.world-map {
  width: 100%;
  height: auto;
}

.map-region {
  transition: var(--transition);
  cursor: default;
}

.map-region:hover path {
  fill-opacity: 0.5;
}

.geo-timeline {
  margin-bottom: 40px;
}

.geo-events {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 24px;
}

.geo-events::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-teal), var(--accent-coral));
}

.geo-event {
  padding: 12px 0 12px 20px;
  position: relative;
}

.geo-event::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 16px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent-teal);
}

.geo-year {
  font-size: 14px;
  font-weight: 800;
  color: var(--accent-teal);
  margin-right: 8px;
}

.geo-event p {
  font-size: 14px;
  color: var(--text-secondary);
  display: inline;
}

.risk-callout {
  background: rgba(255, 107, 107, 0.08);
  border: 1px solid rgba(255, 107, 107, 0.25);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  margin-bottom: 32px;
}

.risk-callout h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 8px;
}

.risk-callout p {
  font-size: 16px;
  color: var(--text-secondary);
}

.sovereign-grid {
  text-align: center;
}

.sovereign-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.sovereign-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid rgba(255,255,255,0.06);
}

.sovereign-card strong {
  font-size: 16px;
}

.sovereign-card span {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ====================================
   SECTION 12: ROBOTICS
   ==================================== */
.tier-list {
  margin-bottom: 40px;
}

.tier {
  margin-bottom: 16px;
}

.tier-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
  padding-left: 4px;
}

.tier--top .tier-label { color: var(--accent-teal); }
.tier--mid .tier-label { color: var(--accent-blue); }
.tier--early .tier-label { color: var(--text-secondary); }

.tier-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.tier-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid rgba(255,255,255,0.06);
}

.tier-card strong {
  font-size: 16px;
}

.tier-card span:not(.badge):not(.stat-source) {
  font-size: 14px;
  color: var(--accent-teal);
}

.tier-card--dvc {
  border-color: rgba(245, 197, 66, 0.3);
}

.physical-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.physical-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid rgba(255,255,255,0.06);
}

.physical-card h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.physical-stats {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 8px;
}

.physical-stats span {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent-teal);
}

.physical-card p {
  font-size: 13px;
  color: var(--text-secondary);
}

.physical-card--dvc {
  border-color: rgba(245, 197, 66, 0.3);
}

/* ====================================
   SECTION 13: DVC PORTFOLIO
   ==================================== */
.section--portfolio {
  background: linear-gradient(180deg, var(--bg-primary) 0%, #1A1A2E 100%);
}

.portfolio-pyramid {
  margin-bottom: 48px;
}

.pp-layer {
  border-left: 4px solid var(--pp-color);
  padding: 16px 20px;
  margin-bottom: 4px;
  background: rgba(255,255,255,0.03);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: var(--transition);
}

.pp-layer:hover {
  background: rgba(255,255,255,0.06);
}

.pp-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pp-color);
  margin-bottom: 8px;
  display: block;
}

.pp-companies {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pp-company {
  background: var(--bg-card);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid rgba(245, 197, 66, 0.2);
}

.pp-company small {
  font-weight: 400;
  color: var(--accent-gold);
  font-size: 12px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.pf-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  border: 1px solid rgba(245, 197, 66, 0.15);
  transition: var(--transition);
}

.pf-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(245, 197, 66, 0.35);
  transform: translateY(-2px);
}

.pf-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  color: #FFF;
}

.pf-card strong {
  font-size: 15px;
}

.pf-card span:not(.pf-val) {
  font-size: 12px;
  color: var(--text-secondary);
}

.pf-val {
  font-size: 12px;
  color: var(--accent-gold) !important;
  font-weight: 600;
}

/* ====================================
   SECTION 14: 10-YEAR OUTLOOK
   ==================================== */
.countdown-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.countdown-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 18px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

.countdown-item:hover {
  background: var(--bg-card-hover);
}

.cd-num {
  font-size: 28px;
  font-weight: 900;
  color: var(--accent-teal);
  min-width: 40px;
  text-align: right;
  line-height: 1.2;
}

.countdown-item p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.5;
  padding-top: 2px;
}

.countdown-item--hero {
  background: rgba(78, 205, 196, 0.08);
  border-color: rgba(78, 205, 196, 0.25);
}

.countdown-item--hero .cd-num {
  font-size: 36px;
  color: var(--accent-gold);
}

.countdown-item--hero p {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

/* ====================================
   SECTION 15: CLOSING
   ==================================== */
.section--closing {
  text-align: center;
}

.closing-content {
  gap: 8px;
}

.closing-line {
  font-size: clamp(24px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.3;
}

.closing-line-1 {
  color: var(--text-primary);
}

.closing-line-2 {
  color: var(--text-secondary);
  font-size: clamp(20px, 3vw, 36px);
}

.closing-line-3 {
  color: var(--accent-teal);
  margin-bottom: 40px;
}

.dvc-logo--closing {
  flex-direction: column;
  gap: 16px;
}

.dvc-logo--closing .logo-grid {
  width: 64px;
  height: 64px;
  gap: 4px;
}

.dvc-logo--closing .logo-text {
  font-size: 18px;
  letter-spacing: 0.12em;
}

.closing-date {
  font-size: 15px;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* ====================================
   FOOTER
   ==================================== */
.site-footer {
  background: #1A1A2E;
  padding: 24px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.footer-inner a {
  color: var(--accent-teal);
  transition: var(--transition);
}

.footer-inner a:hover {
  color: #FFF;
}

/* ====================================
   RESPONSIVE
   ==================================== */
@media (max-width: 768px) {
  .sidebar {
    display: none;
  }

  .section {
    padding: 60px 16px;
  }

  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .agent-cards-scroll {
    grid-template-columns: 1fr;
  }

  .model-grid {
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  }

  .klarna-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .klarna-num {
    font-size: 32px;
  }

  .power-phases {
    flex-direction: column;
  }

  .phase + .phase {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .countdown-item {
    gap: 12px;
    padding: 14px 16px;
  }

  .cd-num {
    font-size: 22px;
    min-width: 30px;
  }

  .countdown-item p {
    font-size: 14px;
  }

  .countdown-item--hero p {
    font-size: 16px;
  }

  .portfolio-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }

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

  .timeline-beats {
    grid-template-columns: 1fr;
  }

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

  .tier-cards {
    grid-template-columns: 1fr;
  }

  .hero-title {
    letter-spacing: 0.02em;
  }

  .section-headline {
    font-size: clamp(24px, 6vw, 40px);
    margin-bottom: 32px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .stat-cards {
    grid-template-columns: 1fr;
  }

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

  .model-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sovereign-cards {
    grid-template-columns: 1fr;
  }

  .demo-cards {
    grid-template-columns: 1fr;
  }

  .risk-zones {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   FOLLOW THE MONEY — SECTION STYLES
   ============================================ */

.section--money-flow {
  min-height: 200vh;
  position: relative;
  padding: 0;
  overflow: visible;
  display: block;
  align-items: initial;
  justify-content: initial;
}

.money-flow-container {
  position: sticky;
  top: 0;
  height: 100vh;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 3vh 4rem 0.5rem;
  box-sizing: border-box;
  overflow-y: auto;
  overflow-x: hidden;
  /* Smooth internal scrolling when layers expand */
  scrollbar-width: thin;
  scrollbar-color: rgba(78,205,196,0.3) transparent;
}

.money-flow-container::-webkit-scrollbar {
  width: 4px;
}
.money-flow-container::-webkit-scrollbar-track {
  background: transparent;
}
.money-flow-container::-webkit-scrollbar-thumb {
  background: rgba(78,205,196,0.3);
  border-radius: 4px;
}

.section--money-flow .section-headline {
  margin-bottom: 12px;
  font-size: clamp(24px, 4vw, 42px);
}

.money-flow-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 16px;
}

/* Controls row */
.mf-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.mf-toggle {
  display: inline-flex;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  position: relative;
}

/* Sliding pill indicator */
.mf-toggle-pill {
  position: absolute;
  top: 2px;
  left: 2px;
  height: calc(100% - 4px);
  width: calc(33.333% - 2px);
  background: var(--accent-teal);
  border-radius: 6px;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 0;
  pointer-events: none;
}

.mf-toggle[data-active-idx="0"] .mf-toggle-pill { transform: translateX(0); }
.mf-toggle[data-active-idx="1"] .mf-toggle-pill { transform: translateX(100%); }
.mf-toggle[data-active-idx="2"] .mf-toggle-pill { transform: translateX(200%); }

.mf-toggle-btn {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 8px 18px;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  z-index: 1;
}

.mf-toggle-btn:hover {
  color: rgba(255,255,255,0.85);
}

.mf-toggle-btn.active {
  color: var(--bg-primary);
}

.mf-journey-btn {
  background: rgba(245,197,66,0.12);
  color: var(--accent-gold);
  border: 1px solid rgba(245,197,66,0.3);
  padding: 8px 20px;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.mf-journey-btn:hover {
  background: rgba(245,197,66,0.22);
  transform: translateY(-1px);
}

/* Margin Sidebar */
.mf-margin-sidebar {
  display: none; /* Removed: margin data already shown in layer headers + expanded bodies */
}

.mf-margin-label {
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  margin-bottom: 8px;
}

.mf-margin-segment {
  width: 6px;
  height: 60px;
  background: var(--seg-color);
  border-radius: 3px;
  position: relative;
  opacity: 0.7;
}

.mf-margin-segment span {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.mf-margin-segment small {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.55rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* $1 Journey Overlay */
.mf-journey-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26,26,46,0.92);
  z-index: 100;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}

.mf-journey-overlay.visible {
  display: flex;
}

.mf-journey-inner {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 40px 48px;
  max-width: 480px;
  width: 90%;
  border: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}

.mf-journey-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 28px;
}

.mf-journey-steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.mf-journey-step {
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--step-color);
  padding: 10px 20px;
  border-radius: 0 8px 8px 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mf-journey-amount {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.mf-journey-arrow {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1;
}

.mf-journey-close {
  margin-top: 24px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-secondary);
  padding: 8px 24px;
  border-radius: 8px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  transition: background 0.2s;
}

.mf-journey-close:hover {
  background: rgba(255,255,255,0.14);
}

/* Layer Stack */
.mf-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Individual Layer */
.mf-layer {
  position: relative;
  border-left: 4px solid var(--layer-accent);
  background: var(--bg-card);
  border-radius: 0 12px 12px 0;
  margin-bottom: 2px;
  overflow: visible;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mf-layer:hover {
  background: rgba(56,62,82,0.9);
}

.mf-layer-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  cursor: pointer;
  flex-wrap: wrap;
}

.mf-layer-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--layer-accent);
  text-transform: uppercase;
  min-width: 56px;
}

.mf-layer-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  flex-shrink: 0;
}

.mf-layer-rev,
.mf-layer-capex {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--layer-accent);
  background: rgba(255,255,255,0.04);
  padding: 3px 10px;
  border-radius: 6px;
}

.mf-layer-gm {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.mf-capex-ratio {
  font-size: 0.75rem;
  color: var(--accent-coral);
  font-weight: 600;
}

.mf-ai-tax {
  font-size: 0.7rem;
  color: var(--accent-coral);
  font-weight: 500;
  background: rgba(232,131,124,0.08);
  padding: 2px 8px;
  border-radius: 4px;
}

/* Layer Body (expandable) */
.mf-layer-body {
  max-height: 0;
  overflow: hidden;
  padding: 0 20px;
  transition: max-height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), padding 0.3s;
}

.mf-layer.expanded .mf-layer-body {
  max-height: 2000px;
  padding: 0 20px 20px;
  overflow: visible;
}

/* Expand hint chevron */
.mf-expand-hint {
  color: var(--layer-accent, #4ECDC4);
  font-size: 0.85rem;
  transition: transform 0.3s ease;
  margin-left: auto;
  flex-shrink: 0;
}
.mf-layer.expanded .mf-expand-hint {
  transform: rotate(90deg);
}
@keyframes hint-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}
.mf-layer:first-child .mf-expand-hint {
  animation: hint-pulse 2s ease-in-out 3;
}

/* Company Pills */
.mf-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.mf-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.78rem;
  cursor: default;
  transition: background 0.2s, transform 0.2s;
  position: relative;
}

.mf-pill:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-1px);
}

.mf-pill-name {
  font-weight: 600;
  color: var(--text-primary);
}

.mf-pill-val {
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.mf-pill-dual {
  font-size: 0.6rem;
  color: var(--accent-teal);
  background: rgba(78,205,196,0.1);
  padding: 1px 5px;
  border-radius: 3px;
}

.mf-pill--dvc {
  border-color: rgba(245,197,66,0.3);
  background: rgba(245,197,66,0.06);
}

.mf-pill--dvc .badge-dvc {
  font-size: 0.55rem;
  padding: 1px 5px;
}

/* Tooltip — only show CSS tooltips on devices with real hover (mouse) */
/* On touch devices, JS popup system in sec3.js handles tap-to-show */
@media (hover: hover) {
.mf-pill[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  transform: none;
  background: var(--bg-primary);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.72rem;
  white-space: nowrap;
  border: 1px solid rgba(255,255,255,0.1);
  z-index: 100;
  pointer-events: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  max-width: 90vw;
  white-space: normal;
  min-width: 200px;
}
} /* end @media (hover: hover) for mf-pill tooltips */

/* Margin Detail rows */
.mf-margin-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 12px;
}

.mf-margin-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.mf-margin-row span:first-child {
  min-width: 160px;
  color: var(--text-secondary);
}

/* Market Share Bars (Layer 4) */
.mf-market-share {
  margin-bottom: 16px;
}

.mf-market-share h4 {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  font-weight: 600;
}

.mf-share-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mf-share-bar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mf-share-bar::before {
  content: '';
  height: 8px;
  width: var(--bar-pct);
  background: var(--bar-color);
  border-radius: 4px;
  transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  min-width: 20px;
}

.mf-share-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  min-width: 70px;
}

.mf-share-val {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Margin Cards (Layer 4) */
.mf-margin-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 8px;
}

.mf-mc {
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 0.75rem;
  border: 1px solid rgba(255,255,255,0.04);
}

.mf-mc strong {
  color: var(--text-primary);
  font-size: 0.8rem;
}

/* Cloud Margins (Layer 3) */
.mf-cloud-margins {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

.mf-cloud-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  flex-wrap: wrap;
}

.mf-cloud-row strong {
  min-width: 110px;
  color: var(--text-primary);
}

/* Depreciation Toggle */
.mf-depreciation {
  background: rgba(255,255,255,0.02);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid rgba(255,255,255,0.04);
}

.mf-depreciation h4 {
  font-size: 0.85rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.mf-depreciation h4 small {
  font-weight: 400;
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.mf-dep-toggle {
  display: inline-flex;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 14px;
}

.mf-dep-btn {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 6px 18px;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.mf-dep-btn:hover {
  background: rgba(255,255,255,0.06);
}

.mf-dep-btn.active {
  background: var(--accent-blue);
  color: #fff;
}

.mf-dep-result {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.mf-dep-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.mf-dep-val {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: all 0.3s;
}

.mf-dep-table {
  margin-top: 14px;
}

.mf-dep-table h4 {
  font-size: 0.78rem;
  margin-bottom: 8px;
}

.mf-dep-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.mf-dep-row strong {
  min-width: 90px;
  color: var(--text-primary);
}

/* CapEx Breakdown */
.mf-capex-breakdown {
  margin-bottom: 16px;
}

.mf-capex-breakdown h4 {
  font-size: 0.85rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.mf-donut-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mf-donut-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
}

.mf-donut-bar {
  height: 10px;
  background: var(--donut-color);
  border-radius: 5px;
  min-width: 10px;
  transition: width 0.6s;
}

.mf-donut-item span:nth-child(2) {
  color: var(--text-secondary);
  min-width: 100px;
}

.mf-donut-item span:nth-child(3) {
  color: var(--text-primary);
  font-weight: 600;
}

/* CapEx Timeline */
.mf-capex-timeline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 0.85rem;
  flex-wrap: wrap;
}

.mf-capex-arrow {
  color: var(--text-secondary);
}

/* Silicon Cards (Layer 2) */
.mf-silicon-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.mf-si-card {
  background: rgba(255,255,255,0.03);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid rgba(255,255,255,0.04);
  font-size: 0.78rem;
  transition: transform 0.2s;
}

.mf-si-card:hover {
  transform: translateY(-2px);
}

.mf-si-card strong {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.mf-si-margins {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.mf-si-detail {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* Custom Silicon */
.mf-custom-silicon {
  margin-top: 12px;
}

.mf-custom-silicon h4 {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.mf-cs-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* Energy (Layer 1) */
.mf-energy-body {
  max-height: none !important;
  padding: 0 20px 16px !important;
}

.mf-energy-icons {
  display: flex;
  gap: 32px;
  justify-content: center;
  padding: 8px 0;
}

.mf-energy-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 1.6rem;
}

.mf-energy-icon span {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

/* Energy deals grid */
.mf-energy-deals {
  margin-top: 0.5rem;
}

.mf-company-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0.5rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  align-items: baseline;
}

.mf-company-row .mf-company-name {
  font-weight: 600;
  color: #E8E9ED;
  font-size: 0.85rem;
}

.mf-company-row .mf-detail {
  display: block;
  font-size: 0.78rem;
  color: #7A8299;
  margin-top: 0.25rem;
  grid-column: 1 / -1;
  line-height: 1.45;
}

.mf-subsection-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mf-callout {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(245,197,66,0.06);
  border: 1px solid rgba(245,197,66,0.15);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.mf-callout-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* Flow Labels between layers */
.mf-flow-label {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding: 8px 0;
  background: linear-gradient(180deg, transparent, rgba(45,49,66,0.4), transparent);
}


/* ── Responsive ── */
@media (max-width: 900px) {
  .mf-margin-sidebar {
    display: none;
  }

  .mf-dep-result {
    grid-template-columns: repeat(2, 1fr);
  }

  .mf-silicon-cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .section--money-flow {
    min-height: 180vh;
    padding: 0;
  }

  .mf-layer-header {
    padding: 10px 14px;
    gap: 8px;
  }

  .mf-layer-title {
    font-size: 0.85rem;
  }

  .mf-pills {
    gap: 6px;
  }

  .mf-pill {
    font-size: 0.7rem;
    padding: 4px 8px;
  }

  .mf-dep-result {
    grid-template-columns: 1fr 1fr;
  }

  .mf-silicon-cards {
    grid-template-columns: 1fr;
  }

  .mf-margin-cards {
    grid-template-columns: 1fr;
  }

  .mf-cloud-row {
    font-size: 0.7rem;
  }

  .mf-cloud-row strong {
    min-width: 80px;
  }
}

/* ================================================
   SECTION: AI BUSINESS MODELS
   ================================================ */
.section--biz-models {
  padding: 100px 0 80px;
}

.biz-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 700px;
  line-height: 1.6;
  margin-bottom: 3rem;
}

.biz-pricing-landscape h3,
.biz-arpu-section h3,
.biz-margin-section h3,
.biz-divide-section h3,
.a2a-protocols h3,
.a2a-moltbook h3,
.a2a-wallets h3,
.a2a-bodies h3,
.a2a-investment h3,
.a2a-missing h3 {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

/* Paradigm cards */
.biz-paradigm-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.biz-paradigm-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.biz-paradigm-card--highlight {
  border-color: rgba(78,205,196,0.3);
  background: linear-gradient(135deg, var(--card-bg), rgba(78,205,196,0.06));
}

.biz-paradigm-icon {
  font-size: 1.6rem;
}

.biz-paradigm-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #E8E9ED;
  margin: 0;
}

.biz-paradigm-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.biz-paradigm-players {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.biz-player {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: #E8E9ED;
  background: rgba(255,255,255,0.05);
  padding: 0.3rem 0.65rem;
  border-radius: 100px;
  font-weight: 500;
}

.biz-price {
  color: #4ECDC4;
  font-size: 0.72rem;
}

.biz-tag {
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.biz-tag--testing {
  background: rgba(245,197,66,0.15);
  color: #F5C542;
}

.biz-paradigm-issue {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: auto;
}

.biz-issue-label {
  font-weight: 600;
  color: #F5C542;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ARPU bars */
.biz-arpu-section {
  margin-bottom: 3rem;
}

.biz-arpu-explainer {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 700px;
  margin-bottom: 1.5rem;
}

.biz-arpu-bars {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 600px;
}

.biz-arpu-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.biz-arpu-row--highlight {
  background: rgba(232,131,124,0.08);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  margin: 0 -0.75rem;
}

.biz-arpu-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: #E8E9ED;
  min-width: 120px;
  flex-shrink: 0;
}

.biz-arpu-bar {
  height: 28px;
  width: var(--bar-width);
  background: var(--bar-color);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 0.6rem;
  min-width: 60px;
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.biz-arpu-value {
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

.biz-arpu-note {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 1rem;
  line-height: 1.5;
}

/* Margin cards */
.biz-margin-section {
  margin-bottom: 3rem;
}

.biz-margin-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.biz-margin-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.biz-margin-company {
  font-weight: 700;
  font-size: 1rem;
  color: #E8E9ED;
}

.biz-margin-metric {
  font-size: 1.4rem;
  font-weight: 800;
  color: #4ECDC4;
}

.biz-margin-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.biz-margin-gm {
  font-size: 0.85rem;
  font-weight: 600;
  color: #F5C542;
}

.biz-margin-note {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: auto;
}

/* Ad Divide */
.biz-divide-section {
  margin-bottom: 3rem;
}

.biz-divide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.biz-divide-col {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
}

.biz-divide-col--pro {
  border-top: 3px solid #F5C542;
}

.biz-divide-col--anti {
  border-top: 3px solid #E8837C;
}

.biz-divide-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: #E8E9ED;
  margin-bottom: 1rem;
}

.biz-divide-item {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 0.75rem;
}

.biz-divide-item strong {
  color: #E8E9ED;
}

/* Takeaway */
.biz-takeaway {
  margin-top: 2rem;
}

.biz-takeaway-inner,
.a2a-takeaway-inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(78,205,196,0.08), rgba(245,197,66,0.06));
  border: 1px solid rgba(78,205,196,0.2);
  border-radius: var(--radius-sm);
}

.biz-takeaway-icon,
.a2a-takeaway-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.biz-takeaway-inner h4,
.a2a-takeaway-inner h4 {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: #4ECDC4;
  margin-bottom: 0.5rem;
}

.biz-takeaway-inner p,
.a2a-takeaway-inner p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.biz-takeaway-inner strong,
.a2a-takeaway-inner strong {
  color: #E8E9ED;
}

/* ================================================
   SECTION: AGENT-TO-AGENT ECONOMY
   ================================================ */
.section--a2a {
  padding: 100px 0 80px;
}

.a2a-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 700px;
  line-height: 1.6;
  margin-bottom: 3rem;
}

/* Protocol Stack */
.a2a-stack {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  margin-bottom: 3rem;
}

.a2a-stack-layer {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.08);
}

.a2a-stack-layer--top {
  background: linear-gradient(135deg, rgba(78,205,196,0.12), rgba(78,205,196,0.04));
  border-color: rgba(78,205,196,0.25);
}

.a2a-stack-layer--identity {
  background: linear-gradient(135deg, rgba(245,197,66,0.12), rgba(245,197,66,0.04));
  border-color: rgba(245,197,66,0.25);
}

.a2a-stack-layer--inter {
  background: linear-gradient(135deg, rgba(74,144,217,0.12), rgba(74,144,217,0.04));
  border-color: rgba(74,144,217,0.25);
}

.a2a-stack-layer--tool {
  background: linear-gradient(135deg, rgba(124,77,255,0.12), rgba(124,77,255,0.04));
  border-color: rgba(124,77,255,0.25);
}

.a2a-stack-layer--payment {
  background: linear-gradient(135deg, rgba(232,131,124,0.12), rgba(232,131,124,0.04));
  border-color: rgba(232,131,124,0.25);
}

.a2a-stack-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #E8E9ED;
  margin-bottom: 0.35rem;
}

.a2a-stack-detail {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.a2a-stack-arrow {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  padding: 0.3rem 0;
  opacity: 0.5;
}

/* Moltbook */
.a2a-moltbook {
  margin-bottom: 3rem;
}

.a2a-moltbook-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.a2a-moltbook-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
}

.a2a-moltbook-card--what {
  border-top: 3px solid #4A90D9;
}

.a2a-moltbook-card--but {
  border-top: 3px solid #F5C542;
}

.a2a-moltbook-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #E8E9ED;
  margin-bottom: 0.75rem;
}

.a2a-moltbook-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.a2a-moltbook-card strong {
  color: #E8837C;
}

/* Wallet cards */
.a2a-wallets {
  margin-bottom: 3rem;
}

.a2a-wallets-intro,
.a2a-bodies-intro {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 700px;
  margin-bottom: 1.25rem;
}

.a2a-wallet-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.a2a-wallet-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.a2a-wallet-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: #4ECDC4;
}

.a2a-wallet-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Body cards */
.a2a-bodies {
  margin-bottom: 3rem;
}

.a2a-body-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1rem;
}

.a2a-body-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.a2a-body-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: #F5C542;
}

.a2a-body-detail {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.a2a-body-thesis {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  font-style: italic;
  padding: 1rem;
  background: rgba(245,197,66,0.06);
  border-left: 3px solid #F5C542;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Investment grid */
.a2a-investment {
  margin-bottom: 3rem;
}

.a2a-invest-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.a2a-invest-stat {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: center;
}

.a2a-invest-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: #4ECDC4;
}

.a2a-invest-stat > span:last-child {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Missing grid */
.a2a-missing {
  margin-bottom: 2rem;
}

.a2a-missing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.a2a-missing-item {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.a2a-missing-icon {
  font-size: 1.3rem;
}

.a2a-missing-item strong {
  font-size: 0.9rem;
  color: #E8E9ED;
}

.a2a-missing-item > span:last-child {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Takeaway */
.a2a-takeaway {
  margin-top: 2rem;
}

/* ── Responsive: Business Models + A2A ── */
@media (max-width: 900px) {
  .biz-paradigm-cards {
    grid-template-columns: 1fr;
  }
  .biz-margin-cards {
    grid-template-columns: 1fr;
  }
  .biz-divide-grid {
    grid-template-columns: 1fr;
  }
  .a2a-moltbook-grid {
    grid-template-columns: 1fr;
  }
  .a2a-wallet-cards {
    grid-template-columns: 1fr;
  }
  .a2a-body-cards {
    grid-template-columns: 1fr;
  }
  .a2a-invest-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .a2a-missing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .section--biz-models,
  .section--a2a {
    padding: 60px 0 40px;
  }
  .a2a-invest-grid {
    grid-template-columns: 1fr;
  }
  .biz-arpu-label {
    min-width: 90px;
    font-size: 0.75rem;
  }
}

/* ============================================
   AUTONOMOUS REVOLUTION — sec-2 EXPANDED
   ============================================ */

.section--tall { min-height: auto; }

/* --- BLOCK 1: Philosophy Quote --- */
.ar-quote {
  background: var(--bg-card);
  border-left: 4px solid var(--accent-teal);
  border-radius: var(--radius);
  padding: 40px 36px 32px;
  margin: 32px 0 48px;
  position: relative;
}
.ar-quote-icon {
  position: absolute;
  top: 16px;
  left: 20px;
  opacity: 0.6;
}
.ar-quote-text {
  font-size: 1.4rem;
  line-height: 1.65;
  font-style: italic;
  color: var(--text-primary);
  margin: 0 0 12px;
  padding-left: 4px;
}
.ar-quote-cite {
  display: block;
  font-size: 0.9rem;
  font-style: normal;
  color: var(--accent-teal);
  font-weight: 600;
  letter-spacing: 0.03em;
}
.ar-quote-decoration {
  position: absolute;
  bottom: 16px;
  right: 20px;
  opacity: 0.4;
}

/* --- BLOCK 2: Agent Cards Grid --- */
.ar-agent-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.ar-agent-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}
.ar-agent-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.ar-agent-card--highlight {
  border: 1px solid var(--accent-gold);
  box-shadow: 0 0 16px rgba(245, 197, 66, 0.15);
}
.ar-agent-card--highlight:hover {
  box-shadow: 0 0 24px rgba(245, 197, 66, 0.25);
}
.ar-card-front {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
}
.ar-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}
.ar-card-info {
  flex: 1;
  min-width: 0;
}
.ar-card-info .badge { margin-bottom: 4px; }
.ar-card-info h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 4px;
}
.ar-card-stat {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-teal);
  margin: 0 0 2px;
}
.ar-card-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.4;
}
.ar-card-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  flex-shrink: 0;
  transition: var(--transition);
  margin-top: 2px;
}
.ar-agent-card--expanded .ar-card-toggle {
  transform: rotate(45deg);
  color: var(--accent-teal);
}
.ar-card-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 16px;
}
.ar-agent-card--expanded .ar-card-detail {
  max-height: 300px;
  padding: 0 16px 16px;
}
.ar-card-detail p {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 8px;
}
.ar-card-detail .stat-source {
  font-size: 0.7rem;
}

/* --- BLOCK 3: Vibe Coding Expanded --- */
.ar-vibe-section { margin-bottom: 48px; }

.ar-evidence-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-top: 14px;
  border-left: 3px solid var(--accent-teal);
}
.ar-evidence-icon { flex-shrink: 0; margin-top: 2px; }
.ar-evidence-content { flex: 1; }
.ar-evidence-content p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin: 0 0 6px;
}
.ar-evidence-content .stat-source { display: block; }

.ar-stat-bar {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 18px;
}
.ar-stat-bar-fill {
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--accent-teal), var(--accent-gold));
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  margin-bottom: 12px;
  position: relative;
}
.ar-stat-bar.visible .ar-stat-bar-fill,
.ar-stat-bar-fill.animated {
  width: var(--bar-target, 84%);
}
.ar-stat-bar-label {
  position: absolute;
  right: -4px;
  top: -24px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-gold);
}
.ar-stat-bar-text {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin: 0 0 4px;
}
.ar-stat-bar .stat-source { display: block; }

.ar-caveat {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  border-left: 3px solid rgba(255,255,255,0.1);
  font-style: italic;
}

/* --- BLOCK 4: Deployment Patterns --- */
.ar-deploy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}
.ar-deploy-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px 16px;
  transition: var(--transition);
  position: relative;
}
.ar-deploy-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.ar-deploy-icon {
  margin-bottom: 12px;
}
.ar-deploy-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}
.ar-deploy-examples {
  font-size: 0.78rem;
  color: var(--accent-teal);
  margin: 0 0 4px;
}
.ar-deploy-econ {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin: 0 0 12px;
}
.ar-deploy-bar {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  position: relative;
  margin-bottom: 4px;
}
.ar-deploy-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--bar-color, var(--accent-teal));
  width: 0;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}
.anim-fade.visible .ar-deploy-bar-fill {
  width: var(--bar-pct, 0%);
}
.ar-deploy-bar-label {
  position: absolute;
  right: 0;
  top: -18px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.ar-deploy-badge {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-coral);
  background: rgba(232, 131, 124, 0.12);
  padding: 3px 8px;
  border-radius: 4px;
  margin-top: 8px;
}
.ar-deploy-callout {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 48px;
  border-left: 3px solid var(--accent-gold);
}
.ar-deploy-callout p {
  font-size: 0.88rem;
  color: var(--text-primary);
  margin: 0 0 4px;
}

/* --- BLOCK 5: Task Type Chart --- */
.ar-task-chart {
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.ar-task-bar {
  display: grid;
  grid-template-columns: 180px 1fr;
  grid-template-rows: auto auto;
  gap: 4px 12px;
  align-items: center;
}
.ar-task-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  grid-row: 1;
}
.ar-task-track {
  grid-row: 1;
  height: 28px;
  background: rgba(255,255,255,0.04);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.ar-task-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-teal), var(--accent-gold));
  border-radius: 6px;
  width: 0;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
  transition-delay: calc(var(--stagger, 0) * 0.1s);
  display: flex;
  align-items: center;
  padding-left: 10px;
  min-width: 0;
}
.ar-task-bar.visible .ar-task-fill {
  width: var(--target-width, 0%);
}
.ar-task-value {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--bg-primary);
  white-space: nowrap;
}
.ar-task-evidence {
  grid-column: 2;
  grid-row: 2;
  font-size: 0.68rem;
  color: var(--text-secondary);
  opacity: 0.7;
}

/* --- BLOCK 6: Security / Vulnerability Paradox --- */
.ar-security-section {
  background: #1E2130;
  border-left: 4px solid var(--accent-coral);
  border-radius: var(--radius);
  padding: 32px 28px;
  margin-bottom: 48px;
}
.ar-security-header {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}
.ar-security-icon { flex-shrink: 0; }
.ar-security-thesis {
  font-size: 1.1rem;
  color: var(--accent-coral);
  margin: 6px 0 0;
  font-weight: 600;
}
.ar-threat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}
.ar-threat-card {
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  padding: 18px 16px;
  border: 1px solid rgba(232, 131, 124, 0.15);
  transition: var(--transition);
}
.ar-threat-card:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(232, 131, 124, 0.3);
}
.ar-threat-card--solution {
  border-color: rgba(245, 197, 66, 0.2);
  background: rgba(245, 197, 66, 0.04);
}
.ar-threat-card--solution:hover {
  border-color: rgba(245, 197, 66, 0.35);
  background: rgba(245, 197, 66, 0.07);
}
.ar-threat-icon { margin-bottom: 10px; }
.ar-threat-card h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}
.ar-threat-card p {
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin: 0;
}
.ar-security-footer {
  background: rgba(78, 205, 196, 0.06);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  border-left: 3px solid var(--accent-teal);
}
.ar-security-footer p {
  font-size: 0.84rem;
  color: var(--text-primary);
  margin: 0 0 4px;
  line-height: 1.5;
}

/* --- BLOCK 7: Smart Home Timeline --- */
.ar-smarthome { margin-bottom: 48px; }

.ar-timeline-scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 8px 0 20px;
  margin-bottom: 16px;
}
.ar-timeline-scroll::-webkit-scrollbar {
  height: 6px;
}
.ar-timeline-scroll::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.04);
  border-radius: 3px;
}
.ar-timeline-scroll::-webkit-scrollbar-thumb {
  background: var(--accent-teal);
  border-radius: 3px;
  opacity: 0.5;
}
.ar-timeline-card {
  flex: 0 0 220px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px 16px;
  transition: var(--transition);
}
.ar-timeline-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.ar-timeline-time {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--accent-teal);
  margin-bottom: 8px;
}
.ar-timeline-icon { margin-bottom: 10px; display: block; }
.ar-timeline-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}
.ar-timeline-card p {
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0;
}

/* How It Works Collapsible */
.ar-howworks {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
}
.ar-howworks-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.ar-howworks-toggle:hover { background: rgba(255,255,255,0.03); }
.ar-howworks-chevron {
  transition: transform 0.3s ease;
}
.ar-howworks[data-collapsed="false"] .ar-howworks-chevron {
  transform: rotate(180deg);
}
.ar-howworks-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 18px;
}
.ar-howworks[data-collapsed="false"] .ar-howworks-body {
  max-height: 400px;
  padding: 0 18px 18px;
}
.ar-howworks-body ul {
  list-style: none;
  padding: 0;
  margin: 0 0 10px;
}
.ar-howworks-body li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  padding-left: 16px;
  position: relative;
}
.ar-howworks-body li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-teal);
}

/* --- sec-2 Responsive --- */
@media (max-width: 900px) {
  .ar-quote-text { font-size: 1.15rem; }
  .ar-agent-grid { grid-template-columns: repeat(2, 1fr); }
  .ar-deploy-grid { grid-template-columns: repeat(2, 1fr); }
  .ar-threat-grid { grid-template-columns: 1fr 1fr; }
  .ar-task-bar { grid-template-columns: 140px 1fr; }
  .ar-timeline-card { flex: 0 0 200px; }
}

@media (max-width: 600px) {
  .ar-quote { padding: 24px 20px 20px; }
  .ar-quote-text { font-size: 1rem; }
  .ar-agent-grid { grid-template-columns: 1fr; }
  .ar-deploy-grid { grid-template-columns: 1fr; }
  .ar-threat-grid { grid-template-columns: 1fr; }
  .ar-task-bar {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }
  .ar-task-label { grid-row: 1; grid-column: 1; }
  .ar-task-track { grid-row: 2; grid-column: 1; }
  .ar-task-evidence { grid-column: 1; grid-row: 3; }
  .ar-timeline-card { flex: 0 0 180px; }
  .ar-security-header { flex-direction: column; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .ar-task-fill,
  .ar-deploy-bar-fill,
  .ar-stat-bar-fill,
  .ar-card-detail { transition: none; }
}

/* ============================================
   SECTION BRIDGE — Transitional Text
   ============================================ */
.section-bridge {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.section-bridge p {
  font-size: 1.05rem;
  line-height: 1.65;
  color: #A0A8BC;
  font-style: italic;
}

/* ============================================
   RABBIT HOLE — Collapsible Deep-Dives
   ============================================ */
.rabbit-hole {
  margin: 1.5rem 0;
}

.rabbit-hole-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.85rem 1.25rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s;
  font-family: var(--font);
}

.rabbit-hole-toggle:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.14);
}

.rabbit-hole-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.rabbit-hole-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #E8E9ED;
  flex: 1;
  text-align: left;
}

.rabbit-hole-arrow {
  font-size: 0.9rem;
  color: var(--accent-teal);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.rabbit-hole.open .rabbit-hole-arrow {
  transform: rotate(90deg);
}

.rabbit-hole-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0 1.25rem;
}

.rabbit-hole.open .rabbit-hole-content {
  max-height: 5000px;
  padding: 1rem 1.25rem 1.25rem;
}

.rabbit-hole-content p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #C8CCD4;
  margin-bottom: 0.75rem;
}

.rabbit-hole-content p:last-child {
  margin-bottom: 0;
}

/* ============================================
   EXPLOSION PILLS — App Revenue Pills (sec-1)
   ============================================ */
.explosion-pill {
  transition: all 0.25s ease;
}

.explosion-pill:hover {
  background: rgba(255,255,255,0.08) !important;
  border-color: rgba(255,255,255,0.2) !important;
  transform: translateY(-1px);
}

/* Tooltip for explosion pills — hover-only (touch uses JS popup) */
@media (hover: hover) {
.explosion-pill[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: #2D3142;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  padding: 0.5rem 0.85rem;
  font-size: 0.76rem;
  color: #E8E9ED;
  white-space: nowrap;
  z-index: 10;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  pointer-events: none;
}

.explosion-pill[data-tooltip]:hover::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: rgba(255,255,255,0.12);
  z-index: 11;
  pointer-events: none;
}
} /* end @media (hover: hover) for explosion-pill tooltips */

/* ============================================
   HERO TENSION LINE
   ============================================ */
.hero-tension {
  font-size: clamp(14px, 1.6vw, 17px);
  color: #A0A8BC;
  max-width: 680px;
  text-align: center;
  line-height: 1.6;
  margin: 0 auto;
}

/* ============================================
   SKIP HINT — Bottom-of-Section Advance
   ============================================ */
.skip-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-top: 3rem;
  color: #A0A8BC;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  opacity: 0.6;
  transition: opacity 0.3s;
}

.skip-hint:hover {
  opacity: 1;
}

.skip-hint .skip-arrow {
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--accent-teal);
  border-bottom: 2px solid var(--accent-teal);
  transform: rotate(45deg);
}

/* ============================================
   TABULAR NUMBERS
   ============================================ */
.tabnum {
  font-variant-numeric: tabular-nums;
}

/* ============================================
   NEW SECTIONS — Responsive
   ============================================ */
@media (max-width: 768px) and (hover: hover) {
  .explosion-pill[data-tooltip]:hover::after {
    white-space: normal;
    max-width: 220px;
    left: 0;
    transform: none;
  }

  .explosion-pill[data-tooltip]:hover::before {
    left: 30px;
    transform: none;
  }

  .section-bridge p {
    font-size: 0.95rem;
  }
}

/* ═══ SCROLL-DRIVEN YEAR ANIMATION — APPLE-QUALITY ═══ */

/* Scroll progress bar — thin line at top of sticky container */
.mf-scroll-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: rgba(255,255,255,0.06);
  z-index: 10;
  overflow: hidden;
}

.mf-scroll-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-teal), var(--accent-gold));
  transition: width 0.1s linear;
  will-change: width;
}

/* Year epoch label — the big year that fades in during transitions */
.mf-year-epoch {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(80px, 12vw, 160px);
  font-weight: 800;
  font-family: 'Inter', sans-serif;
  color: rgba(255,255,255,0.03);
  pointer-events: none;
  z-index: -1;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: -0.04em;
  user-select: none;
}

.mf-year-epoch.flash {
  /* Disabled — no flash animation */
}

/* Revenue number transitions — smooth crossfade + subtle scale */
.mf-layer-rev,
.mf-layer-capex {
  display: inline-block;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

/* Phase 1: fade out old number */
.mf-layer-rev.transitioning-out,
.mf-layer-capex.transitioning-out {
  opacity: 0;
  transform: scale(0.92) translateY(4px);
  transition: transform 0.25s cubic-bezier(0.4, 0, 1, 1),
              opacity 0.2s cubic-bezier(0.4, 0, 1, 1);
}

/* Phase 2: fade in new number */
.mf-layer-rev.transitioning-in,
.mf-layer-capex.transitioning-in {
  opacity: 0;
  transform: scale(1.08) translateY(-4px);
  transition: none;
}

.mf-layer-rev.settled,
.mf-layer-capex.settled {
  opacity: 1;
  transform: scale(1) translateY(0);
  transition: transform 0.55s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Layer row glow pulse — disabled for cleaner feel */

/* Margin elements — hidden by default, revealed after year progression */
.mf-layer-gm,
.mf-ai-tax,
.mf-margin-detail,
.mf-flow-label,
.mf-margin-sidebar {
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.mf-margins-hidden .mf-layer-gm,
.mf-margins-hidden .mf-ai-tax,
.mf-margins-hidden .mf-margin-detail,
.mf-margins-hidden .mf-flow-label {
  opacity: 0 !important;
  transform: translateY(8px);
  pointer-events: none;
  transition: none !important;
}

.mf-margins-hidden .mf-margin-sidebar {
  opacity: 0 !important;
  transform: translateX(20px);
  pointer-events: none;
  transition: none !important;
}

/* Transition only on reveal (when class is removed) */
.section--money-flow .mf-layer-gm,
.section--money-flow .mf-ai-tax,
.section--money-flow .mf-margin-detail,
.section--money-flow .mf-flow-label {
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
}

.section--money-flow .mf-margin-sidebar {
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.3s, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}

/* Active year indicator pulse */
.mf-toggle-btn.auto-active {
  box-shadow: 0 0 0 2px rgba(78, 205, 196, 0.5);
}

/* Scroll hint: subtle down arrow */
.mf-scroll-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0.5;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.mf-scroll-hint.hidden {
  opacity: 0;
}

.mf-scroll-hint-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-secondary);
  font-weight: 500;
}

.mf-scroll-hint-arrow {
  width: 16px;
  height: 16px;
  border-right: 1.5px solid var(--accent-teal);
  border-bottom: 1.5px solid var(--accent-teal);
  transform: rotate(45deg);
  animation: scrollHintBob 2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes scrollHintBob {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.5; }
  50% { transform: rotate(45deg) translateY(4px); opacity: 1; }
}

/* Mobile: reduce scroll-pin height for shorter scroll */
@media (max-width: 600px) {
  .section--money-flow {
    min-height: 180vh;
  }
  .money-flow-container {
    padding: 1.5rem 1rem;
  }
  .mf-scroll-hint { bottom: 16px; }
  .mf-year-epoch { font-size: 60px; }
}

/* ═══════════════════════════════════════════════════════════════
   SECTION: INCUMBENTS' DILEMMA — Stack Matrix
   ═══════════════════════════════════════════════════════════════ */

.section--incumbents {
  padding: 80px 0 60px;
}

.incumbents-sub {
  color: #A0A8BC;
  font-size: 1.15rem;
  line-height: 1.6;
  max-width: 640px;
  margin: 0 auto 3rem;
  text-align: center;
}

/* ── Matrix Container ── */
.inc-matrix {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto 2.5rem;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(56,62,82,0.3);
}

/* ── Header Row (company columns) ── */
.inc-matrix-header {
  display: grid;
  grid-template-columns: 120px repeat(7, 1fr);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.inc-matrix-corner {
  padding: 1rem 0.75rem;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  color: #6B7280;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.inc-col-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 1rem 0.4rem;
  cursor: pointer;
  transition: background 0.3s ease;
  border-left: 1px solid rgba(255,255,255,0.04);
}

.inc-col-header:hover,
.inc-col-header.inc-active {
  background: rgba(255,255,255,0.04);
}

.inc-co-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  color: #fff;
  background: var(--co-color);
  opacity: 0.9;
}

.inc-co-name {
  font-size: 0.72rem;
  font-weight: 600;
  color: #E8E9ED;
  white-space: nowrap;
}

.inc-co-rank {
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--co-color);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.inc-co-rank--role {
  font-size: 0.58rem;
  opacity: 0.8;
}

/* ── Matrix Rows ── */
.inc-matrix-row {
  display: grid;
  grid-template-columns: 120px repeat(7, 1fr);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.inc-matrix-row:last-child {
  border-bottom: none;
}

.inc-row-label {
  padding: 0.9rem 0.75rem;
  display: flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: #C8CCD4;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Cells ── */
.inc-cell {
  position: relative;
  padding: 0.9rem 0.4rem;
  border-left: 1px solid rgba(255,255,255,0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.inc-cell::after {
  content: '';
  display: block;
  width: 36px;
  height: 10px;
  border-radius: 5px;
  transition: opacity 0.5s ease, transform 0.5s ease, background 0.3s ease;
  opacity: 0;
  transform: scaleX(0);
}

/* Cell fill states — animate in when .inc-revealed */
.inc-matrix.inc-revealed .inc-cell--strong::after {
  background: var(--co-color);
  opacity: 0.75;
  transform: scaleX(1);
}

.inc-matrix.inc-revealed .inc-cell--medium::after {
  background: var(--co-color);
  opacity: 0.3;
  transform: scaleX(1);
}

.inc-matrix.inc-revealed .inc-cell--weak::after {
  background: transparent;
  border: 1px solid var(--co-color);
  opacity: 0.25;
  transform: scaleX(1);
  height: 8px;
}

/* Staggered cell animation */
.inc-matrix-row:nth-child(1) .inc-cell::after { transition-delay: 0.1s; }
.inc-matrix-row:nth-child(2) .inc-cell::after { transition-delay: 0.2s; }
.inc-matrix-row:nth-child(3) .inc-cell::after { transition-delay: 0.3s; }
.inc-matrix-row:nth-child(4) .inc-cell::after { transition-delay: 0.4s; }
.inc-matrix-row:nth-child(5) .inc-cell::after { transition-delay: 0.5s; }

/* Column highlight on hover */
.inc-cell.inc-col-hover {
  background: rgba(255,255,255,0.03);
}

.inc-cell-plus {
  position: absolute;
  top: 4px;
  right: 4px;
  font-size: 0.55rem;
  font-weight: 800;
  color: var(--co-color);
  opacity: 0;
  transition: opacity 0.5s ease 0.35s;
}

.inc-matrix.inc-revealed .inc-cell-plus {
  opacity: 0.7;
}

/* ── Detail Card (glassmorphism) ── */
.inc-detail {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  height: 0;
  overflow: visible;
  pointer-events: none;
}

.inc-detail-inner {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 420px;
  max-width: 90vw;
  background: rgba(56,62,82,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.05);
  z-index: 20;
}

.inc-detail.inc-detail--visible .inc-detail-inner {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.inc-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.inc-detail-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
}

.inc-detail-rank {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  background: rgba(255,255,255,0.08);
}

.inc-detail-row {
  margin-bottom: 0.75rem;
}

.inc-detail-row:last-child {
  margin-bottom: 0;
}

.inc-detail-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6B7280;
  margin-bottom: 0.2rem;
}

.inc-detail-value {
  display: block;
  font-size: 0.85rem;
  color: #E8E9ED;
  line-height: 1.4;
}

/* ── Bottom Insight ── */
.inc-insight {
  text-align: center;
  max-width: 680px;
  margin: 2rem auto 0;
  padding: 1.5rem 2rem;
  background: rgba(56,62,82,0.35);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
}

.inc-insight p {
  font-size: 1.05rem;
  color: #C8CCD4;
  line-height: 1.6;
  margin: 0;
}

/* ── Mobile Responsive ── */
@media (max-width: 768px) {
  .inc-matrix-header {
    grid-template-columns: 80px repeat(7, 1fr);
  }
  .inc-matrix-row {
    grid-template-columns: 80px repeat(7, 1fr);
  }
  .inc-row-label {
    font-size: 0.65rem;
    padding: 0.7rem 0.4rem;
  }
  .inc-co-icon {
    width: 26px;
    height: 26px;
    font-size: 0.75rem;
  }
  .inc-co-name {
    font-size: 0.6rem;
  }
  .inc-co-rank {
    display: none;
  }
  .inc-cell::after {
    width: 24px;
    height: 8px;
  }
  .inc-detail-inner {
    width: 340px;
  }
  .incumbents-sub {
    font-size: 1rem;
    padding: 0 1rem;
  }
}

@media (max-width: 480px) {
  .inc-matrix-header {
    grid-template-columns: 60px repeat(7, 1fr);
  }
  .inc-matrix-row {
    grid-template-columns: 60px repeat(7, 1fr);
  }
  .inc-row-label {
    font-size: 0.55rem;
    letter-spacing: 0;
  }
  .inc-co-name {
    display: none;
  }
  .inc-co-icon {
    width: 22px;
    height: 22px;
    font-size: 0.65rem;
    border-radius: 6px;
  }
  .inc-cell::after {
    width: 16px;
    height: 6px;
    border-radius: 3px;
  }
  .inc-cell {
    padding: 0.7rem 0.2rem;
  }
  .inc-col-header {
    padding: 0.7rem 0.2rem;
  }
  .inc-detail-inner {
    width: calc(100vw - 2rem);
    left: 0;
    transform: translateY(8px);
    position: relative;
  }
  .inc-detail.inc-detail--visible .inc-detail-inner {
    transform: translateY(0);
  }
}


/* ═══ Smooth Scrolling (snap removed — too janky on long sections) ═══ */
html {
  scroll-behavior: smooth;
}

/* Smooth all section transitions */
.section + .section {
  margin-top: 0;
}

/* --- Deployment cards compact --- */
.ar-deploy-card {
  padding: 16px 14px 14px !important;
}
.ar-deploy-card h4 {
  margin-bottom: 4px !important;
}
.ar-deploy-examples {
  margin-bottom: 2px !important;
  font-size: 0.76rem !important;
}
.ar-deploy-econ {
  margin-bottom: 6px !important;
  font-size: 0.72rem !important;
}
.ar-deploy-bar {
  margin-top: 4px !important;
}

/* --- Compact quote variant --- */
.ar-quote--compact {
  padding: 16px 24px !important;
  margin-bottom: 2rem !important;
  text-align: center;
}
.ar-quote--compact .ar-quote-text {
  font-size: 1.05rem !important;
  margin-bottom: 6px !important;
  line-height: 1.5 !important;
}
.ar-quote--compact .ar-quote-cite {
  margin-top: 0 !important;
}

/* ============================================
   ANATOMY OF AI AGENT (sec-6) — Full Styles
   ============================================ */

.aa-section-sub {
  max-width: 780px;
  color: #C8CCD4;
  font-size: 1.05rem;
  line-height: 1.65;
  margin: 0 auto 2.5rem;
  text-align: center;
}

/* --- 7-Layer Stack --- */
.aa-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 3rem;
}

.aa-layer {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  transition: border-color 0.3s;
}
.aa-layer:hover {
  border-color: var(--layer-color, rgba(255,255,255,0.12));
}

.aa-layer-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  transition: background 0.2s;
  user-select: none;
}
.aa-layer-bar:hover {
  background: rgba(255,255,255,0.03);
}

.aa-layer-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: #fff;
  background: var(--layer-color, var(--accent-teal));
  flex-shrink: 0;
}

.aa-layer-icon {
  color: var(--layer-color, var(--accent-teal));
  flex-shrink: 0;
}

.aa-layer-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  flex: 1;
}

.aa-layer-tagline {
  font-size: 0.76rem;
  color: var(--text-secondary);
  margin-left: auto;
  flex-shrink: 0;
}

.aa-layer-chevron {
  color: var(--text-secondary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.aa-layer.aa-layer--expanded .aa-layer-chevron {
  transform: rotate(180deg);
}

.aa-layer-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 16px;
}
.aa-layer.aa-layer--expanded .aa-layer-detail {
  max-height: 300px;
  padding: 0 16px 16px;
}

.aa-detail-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.aa-tool-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  font-size: 0.74rem;
  color: var(--text-primary);
  font-weight: 500;
  white-space: nowrap;
}
.aa-tool-chip--dvc {
  border-color: rgba(78,205,196,0.25);
  background: rgba(78,205,196,0.08);
}

.aa-dvc-badge {
  display: inline-block;
  padding: 1px 5px;
  background: var(--accent-teal);
  color: #1a1d2e;
  font-size: 0.6rem;
  font-weight: 800;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.aa-stars {
  color: var(--accent-gold);
  font-size: 0.7rem;
}

.aa-detail-stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.aa-stat-number {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-teal);
}
.aa-stat-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.aa-detail-note {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0;
}

/* --- Startup vs Enterprise Compare --- */
.aa-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  margin-bottom: 3rem;
  align-items: start;
}

.aa-compare-col {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px 18px;
  border: 1px solid rgba(255,255,255,0.06);
}

.aa-compare-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.aa-compare-header h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.aa-compare-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  gap: 8px;
}
.aa-compare-row:last-child { border-bottom: none; }
.aa-row-dim {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
  min-width: 80px;
}
.aa-row-val {
  font-size: 0.76rem;
  color: var(--text-primary);
  text-align: right;
}

.aa-compare-callout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 16px;
  background: rgba(78,205,196,0.06);
  border: 1px solid rgba(78,205,196,0.15);
  border-radius: var(--radius);
  align-self: center;
}
.aa-callout-arrow {
  font-size: 1.5rem;
  color: var(--accent-teal);
  display: none;
}
.aa-callout-stat {
  text-align: center;
}
.aa-callout-year {
  display: block;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--accent-teal);
}
.aa-callout-pct {
  display: block;
  font-size: 0.8rem;
  color: var(--text-primary);
}
.aa-callout-divider {
  width: 30px;
  height: 2px;
  background: rgba(78,205,196,0.3);
}

/* --- OSS Agent Ecosystem Grid --- */
.aa-oss-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 3rem;
}

.aa-oss-card {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 16px 14px;
  border: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}
.aa-oss-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.12);
}
.aa-oss-card--dvc {
  border-color: rgba(78,205,196,0.2);
}
.aa-oss-card--dvc:hover {
  border-color: rgba(78,205,196,0.35);
}

.aa-oss-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.aa-oss-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}
.aa-oss-group {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.7;
}

.aa-oss-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 6px;
}

.aa-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.68rem;
  font-weight: 600;
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
}
.aa-badge--stars {
  color: var(--accent-gold);
}
.aa-badge--dl {
  color: var(--accent-teal);
}
.aa-badge--raised {
  color: var(--accent-coral);
}

.aa-oss-desc {
  font-size: 0.76rem;
  line-height: 1.45;
  color: var(--text-secondary);
  margin: 0;
}

/* --- Three Protocols Diagram --- */
.aa-protocols {
  margin-bottom: 2rem;
}

.aa-proto-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: center;
  margin-bottom: 16px;
}

.aa-proto-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px 14px;
  border: 1px solid rgba(255,255,255,0.06);
  text-align: center;
}
.aa-proto-card--dvc {
  border-color: rgba(78,205,196,0.2);
}

.aa-proto-icon {
  margin-bottom: 6px;
}
.aa-proto-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 2px;
}
.aa-proto-role {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-teal);
  margin: 0 0 4px;
}
.aa-proto-desc {
  font-size: 0.74rem;
  color: var(--text-secondary);
  margin: 0 0 6px;
  line-height: 1.4;
}
.aa-proto-stats {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}
.aa-proto-backers {
  font-size: 0.68rem;
  color: var(--text-secondary);
  margin: 0;
  opacity: 0.7;
}

.aa-proto-line {
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, rgba(78,205,196,0.3), rgba(78,205,196,0.6));
  justify-self: center;
}

.aa-proto-center {
  display: flex;
  justify-content: center;
}
.aa-proto-center-circle {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px;
  background: rgba(78,205,196,0.08);
  border: 2px solid rgba(78,205,196,0.25);
  border-radius: 50%;
  width: 80px;
  height: 80px;
  justify-content: center;
}
.aa-proto-center-circle span {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent-teal);
}

/* AG-UI below center */
.aa-proto-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.aa-proto-line--down {
  width: 2px;
  height: 20px;
  background: linear-gradient(180deg, rgba(245,197,66,0.3), rgba(245,197,66,0.6));
}
.aa-proto-bottom .aa-proto-card {
  max-width: 280px;
}

.aa-proto-quote {
  text-align: center;
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 16px 0 0;
  line-height: 1.5;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .aa-oss-grid { grid-template-columns: repeat(2, 1fr); }
  .aa-compare { grid-template-columns: 1fr; }
  .aa-compare-callout { flex-direction: row; justify-content: center; }
  .aa-callout-divider { width: 2px; height: 30px; }
  .aa-proto-diagram { grid-template-columns: 1fr; gap: 8px; }
  .aa-proto-line { width: 2px; height: 20px; background: linear-gradient(180deg, rgba(78,205,196,0.3), rgba(78,205,196,0.6)); }
}

@media (max-width: 600px) {
  .aa-oss-grid { grid-template-columns: 1fr; }
  .aa-layer-tagline { display: none; }
  .aa-proto-center-circle { width: 60px; height: 60px; }
}

/* ══════════════════════════════════════════════════════════
   AGENT SUPPLY CHAIN (sec-5 addition)
   ══════════════════════════════════════════════════════════ */

.asc-wrap { margin-top: 3rem; }
.asc-hero-stat {
  display: flex; justify-content: center; gap: 2.5rem; flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.asc-hero-num {
  text-align: center; padding: 1.25rem 2rem;
  background: rgba(78,205,196,0.06); border: 1px solid rgba(78,205,196,0.15);
  border-radius: 14px; min-width: 180px;
}
.asc-hero-num .big { display: block; font-size: 2.4rem; font-weight: 800; color: #4ECDC4; }
.asc-hero-num .label { display: block; font-size: 0.78rem; color: #A0A8BC; margin-top: 0.25rem; }

.asc-grid { display: flex; flex-direction: column; gap: 0; }

.asc-row {
  display: grid; grid-template-columns: 180px 1fr;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  min-height: 56px; align-items: stretch;
}
.asc-row:last-child { border-bottom: none; }

.asc-layer-label {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1rem; background: rgba(255,255,255,0.02);
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
  color: #A0A8BC; text-transform: uppercase; border-right: 2px solid var(--row-color, #4ECDC4);
}
.asc-layer-label .asc-layer-icon {
  width: 18px; height: 18px; border-radius: 4px;
  background: var(--row-color, #4ECDC4); opacity: 0.7; flex-shrink: 0;
}

.asc-chips {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 0.5rem; padding: 0.65rem 1rem;
}

.asc-chip {
  position: relative; display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.35rem 0.75rem; border-radius: 8px; cursor: pointer;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  font-size: 0.78rem; font-weight: 600; color: #E8E9ED;
  transition: all 0.2s ease; white-space: nowrap;
}
.asc-chip:hover {
  background: rgba(255,255,255,0.08); border-color: var(--row-color, #4ECDC4);
  transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.asc-chip.asc-chip--dvc {
  border-color: rgba(78,205,196,0.3); background: rgba(78,205,196,0.08);
}
.asc-chip .asc-chip-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--row-color, #4ECDC4); flex-shrink: 0;
}

/* Tooltip on hover */
.asc-chip .asc-tooltip {
  position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%); width: 260px; padding: 0.75rem 1rem;
  background: #2A2E3E; border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  z-index: 50;
}
.asc-chip:hover .asc-tooltip { opacity: 1; visibility: visible; }
.asc-tooltip .tt-name { font-size: 0.82rem; font-weight: 700; color: #E8E9ED; margin-bottom: 0.3rem; }
.asc-tooltip .tt-stat { font-size: 0.75rem; color: #4ECDC4; margin-bottom: 0.2rem; }
.asc-tooltip .tt-desc { font-size: 0.72rem; color: #A0A8BC; line-height: 1.4; }
.asc-tooltip .tt-badge {
  display: inline-block; font-size: 0.62rem; font-weight: 700;
  padding: 0.15rem 0.4rem; border-radius: 4px; margin-bottom: 0.3rem;
  background: rgba(78,205,196,0.15); color: #4ECDC4;
}

.asc-quote {
  margin-top: 2rem; padding: 1.25rem 2rem;
  background: linear-gradient(135deg, rgba(78,205,196,0.06), rgba(74,144,217,0.04));
  border-left: 3px solid #4ECDC4; border-radius: 0 12px 12px 0;
  color: #C8CCD4; font-size: 0.92rem; font-style: italic; line-height: 1.6;
}
.asc-quote cite { display: block; color: #4ECDC4; font-size: 0.78rem; font-style: normal; font-weight: 600; margin-top: 0.5rem; }


/* ══════════════════════════════════════════════════════════
   AI SPENDING DIVIDE — Evidence Wall (sec-12 addition)
   ══════════════════════════════════════════════════════════ */

.ew-wrap { margin-bottom: 3.5rem; }

/* Ramp Split Screen */
.ew-split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-radius: 16px; overflow: hidden; margin-bottom: 2rem;
}
.ew-split-panel {
  padding: 2.5rem 2rem; text-align: center; position: relative;
}
.ew-split-panel--top {
  background: linear-gradient(135deg, rgba(78,205,196,0.12), rgba(78,205,196,0.04));
  border: 1px solid rgba(78,205,196,0.2); border-right: none;
  border-radius: 16px 0 0 16px;
}
.ew-split-panel--bottom {
  background: linear-gradient(135deg, rgba(232,131,124,0.08), rgba(232,131,124,0.03));
  border: 1px solid rgba(232,131,124,0.15); border-left: none;
  border-radius: 0 16px 16px 0;
}
.ew-split-label {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 0.75rem;
}
.ew-split-panel--top .ew-split-label { color: #4ECDC4; }
.ew-split-panel--bottom .ew-split-label { color: #E8837C; }
.ew-split-big {
  font-size: 3.2rem; font-weight: 800; line-height: 1;
  margin-bottom: 0.3rem;
}
.ew-split-panel--top .ew-split-big { color: #4ECDC4; }
.ew-split-panel--bottom .ew-split-big { color: #E8837C; }
.ew-split-sub { font-size: 0.88rem; color: #A0A8BC; }
.ew-split-source {
  display: block; text-align: center; font-size: 0.72rem;
  color: #6B7280; margin-top: 0.5rem;
}

/* Blue collar cards */
.ew-bc-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  margin-bottom: 2rem;
}
.ew-bc-card {
  padding: 1.5rem; border-radius: 14px; text-align: center;
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
  transition: transform 0.2s ease;
}
.ew-bc-card:hover { transform: translateY(-2px); }
.ew-bc-icon { font-size: 1.8rem; margin-bottom: 0.5rem; }
.ew-bc-type { font-size: 0.72rem; color: #A0A8BC; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
.ew-bc-loc { font-size: 0.78rem; color: #6B7280; margin-bottom: 0.5rem; }
.ew-bc-num { font-size: 2.8rem; font-weight: 800; color: #4ECDC4; line-height: 1; }
.ew-bc-label { font-size: 0.75rem; color: #A0A8BC; margin-top: 0.15rem; }
.ew-bc-note { text-align: center; color: #6B7280; font-size: 0.82rem; font-style: italic; margin-bottom: 2rem; }

/* Macro validation grid */
.ew-macro-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem; margin-bottom: 1.5rem;
}
.ew-macro-cell {
  display: flex; align-items: baseline; gap: 0.5rem;
  padding: 0.75rem 1rem; border-radius: 10px;
  background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05);
}
.ew-macro-val {
  font-size: 1.3rem; font-weight: 800; flex-shrink: 0;
  color: var(--cell-color, #4ECDC4);
}
.ew-macro-desc { font-size: 0.72rem; color: #A0A8BC; line-height: 1.4; }
.ew-macro-src { font-size: 0.62rem; color: #6B7280; display: block; margin-top: 0.1rem; }


/* ══════════════════════════════════════════════════════════
   GREAT REALLOCATION — Jobs Paradox (sec-12 addition)
   ══════════════════════════════════════════════════════════ */

.gr-wrap { margin-top: 3rem; margin-bottom: 3rem; }

/* Fear vs Reality toggle */
.gr-toggle-bar {
  display: flex; justify-content: center; gap: 0;
  margin-bottom: 2rem; background: rgba(255,255,255,0.03);
  border-radius: 12px; overflow: hidden; border: 1px solid rgba(255,255,255,0.06);
  max-width: 400px; margin-left: auto; margin-right: auto;
}
.gr-toggle-btn {
  flex: 1; padding: 0.65rem 1rem; text-align: center;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; cursor: pointer;
  color: #A0A8BC; background: transparent; border: none;
  transition: all 0.25s ease;
}
.gr-toggle-btn.active { color: #E8E9ED; background: rgba(78,205,196,0.12); }
.gr-toggle-btn:first-child.active { background: rgba(232,131,124,0.12); color: #E8837C; }

.gr-panel { display: none; }
.gr-panel.active { display: block; }

/* Headlines panel */
.gr-headlines { display: flex; flex-direction: column; gap: 0.75rem; }
.gr-headline-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem; border-radius: 12px;
  background: rgba(232,131,124,0.06); border: 1px solid rgba(232,131,124,0.12);
}
.gr-hl-year { font-size: 0.7rem; font-weight: 700; color: #E8837C; white-space: nowrap; min-width: 32px; }
.gr-hl-text { font-size: 0.88rem; color: #C8CCD4; line-height: 1.4; }
.gr-hl-text strong { color: #E8837C; }

/* Data panel */
.gr-data-hero {
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 1.5rem;
  align-items: center; margin-bottom: 2rem;
  padding: 2rem; border-radius: 16px;
  background: linear-gradient(135deg, rgba(78,205,196,0.08), rgba(245,197,66,0.04));
  border: 1px solid rgba(78,205,196,0.15);
}
.gr-wef-block { text-align: center; }
.gr-wef-num { font-size: 2.4rem; font-weight: 800; line-height: 1; }
.gr-wef-label { font-size: 0.72rem; color: #A0A8BC; margin-top: 0.2rem; }
.gr-wef-arrow { font-size: 2rem; color: #A0A8BC; }
.gr-wef-net .gr-wef-num { color: #4ECDC4; }

/* Lenny stats bars */
.gr-bars { display: flex; flex-direction: column; gap: 0.65rem; margin-bottom: 1.5rem; }
.gr-bar-row { display: grid; grid-template-columns: 140px 1fr 80px; align-items: center; gap: 0.75rem; }
.gr-bar-label { font-size: 0.78rem; color: #A0A8BC; font-weight: 600; text-align: right; }
.gr-bar-track { height: 32px; background: rgba(255,255,255,0.03); border-radius: 8px; overflow: hidden; position: relative; }
.gr-bar-fill {
  height: 100%; border-radius: 8px; display: flex; align-items: center;
  padding-left: 0.75rem; transition: width 1s ease;
  background: var(--bar-color, linear-gradient(90deg, #4ECDC4, #3ABDB5));
}
.gr-bar-val { font-size: 0.82rem; font-weight: 700; color: #E8E9ED; text-align: left; }
.gr-bar-ctx { font-size: 0.65rem; color: #6B7280; }

/* Klarna/Shopify case cards */
.gr-cases { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2rem; }
.gr-case-card {
  padding: 1.5rem; border-radius: 14px; position: relative; overflow: hidden;
}
.gr-case-card--klarna {
  background: rgba(232,131,124,0.06); border: 1px solid rgba(232,131,124,0.15);
}
.gr-case-card--shopify {
  background: rgba(78,205,196,0.06); border: 1px solid rgba(78,205,196,0.15);
}
.gr-case-tag {
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; margin-bottom: 0.5rem;
}
.gr-case-card--klarna .gr-case-tag { color: #E8837C; }
.gr-case-card--shopify .gr-case-tag { color: #4ECDC4; }
.gr-case-name { font-size: 1.1rem; font-weight: 700; color: #E8E9ED; margin-bottom: 0.75rem; }
.gr-case-steps { list-style: none; padding: 0; margin: 0; }
.gr-case-steps li {
  font-size: 0.78rem; color: #A0A8BC; line-height: 1.5;
  padding: 0.3rem 0; border-bottom: 1px solid rgba(255,255,255,0.03);
  display: flex; align-items: baseline; gap: 0.4rem;
}
.gr-case-steps li:last-child { border-bottom: none; }
.gr-case-steps .step-icon { flex-shrink: 0; font-size: 0.7rem; }


/* ══════════════════════════════════════════════════════════
   CAPEX EXPLORER
   ══════════════════════════════════════════════════════════ */

.capex-explorer {
  background: rgba(56,62,82,0.5);
  border: 1px solid rgba(78,205,196,0.12);
  border-radius: 16px;
  padding: 1.75rem 2rem 1.5rem;
  margin-bottom: 2rem;
}
.capex-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.capex-header .chart-title { margin: 0; }
.capex-total-badge {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  background: rgba(78,205,196,0.08);
  border: 1px solid rgba(78,205,196,0.2);
  border-radius: 8px;
  padding: 0.4rem 0.9rem;
}
.capex-total-badge .tabnum {
  font-size: 1.3rem;
  font-weight: 700;
  color: #4ECDC4;
}
.capex-total-label {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: #A0A8BC;
  text-transform: uppercase;
}

/* Company toggles */
.capex-toggles {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.capex-tog {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  color: #A0A8BC;
  font-size: 0.78rem;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all 0.2s ease;
}
.capex-tog:hover {
  border-color: var(--tog-color);
  background: rgba(255,255,255,0.05);
}
.capex-tog.active {
  border-color: var(--tog-color);
  color: #E8ECF2;
  background: color-mix(in srgb, var(--tog-color) 10%, transparent);
}
.tog-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tog-color);
  flex-shrink: 0;
  opacity: 0.4;
  transition: opacity 0.2s;
}
.capex-tog.active .tog-dot { opacity: 1; }
.tog-val {
  font-size: 0.72rem;
  color: var(--tog-color);
  opacity: 0.7;
  margin-left: 0.15rem;
}

/* Chart wrap */
.capex-chart-wrap {
  position: relative;
  height: 380px;
  margin-bottom: 1rem;
}
.capex-chart-wrap canvas {
  width: 100% !important;
  height: 100% !important;
}

/* Gap toggle */
.capex-gap-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}
.gap-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}
.gap-switch input { opacity: 0; width: 0; height: 0; }
.gap-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.1);
  border-radius: 20px;
  transition: 0.25s;
}
.gap-slider::before {
  content: '';
  position: absolute;
  height: 14px; width: 14px;
  left: 3px; bottom: 3px;
  background: #A0A8BC;
  border-radius: 50%;
  transition: 0.25s;
}
.gap-switch input:checked + .gap-slider {
  background: rgba(232,131,124,0.3);
}
.gap-switch input:checked + .gap-slider::before {
  transform: translateX(16px);
  background: #E8837C;
}
.gap-label {
  font-size: 0.8rem;
  color: #A0A8BC;
}

/* ══════════════════════════════════════════════════════════
   FCF CRUNCH CARDS
   ══════════════════════════════════════════════════════════ */

.capex-crunch {
  margin-bottom: 2rem;
}
.fcf-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.fcf-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.25rem 0.75rem;
  background: rgba(56,62,82,0.5);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  gap: 0.25rem;
}
.fcf-ring-wrap {
  width: 64px;
  height: 64px;
  margin-bottom: 0.35rem;
}
.fcf-ring {
  width: 100%;
  height: 100%;
}
.fcf-company {
  font-size: 0.82rem;
  font-weight: 600;
  color: #E8ECF2;
  letter-spacing: 0.03em;
}
.fcf-from {
  font-size: 0.85rem;
  color: #A0A8BC;
}
.fcf-arrow {
  font-size: 0.75rem;
  color: #E8837C;
  line-height: 1;
}
.fcf-to {
  font-size: 1.05rem;
  font-weight: 700;
}
.fcf-delta {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #E8837C;
  background: rgba(232,131,124,0.1);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-top: 0.15rem;
}

/* ══════════════════════════════════════════════════════════
   DEBT TICKER
   ══════════════════════════════════════════════════════════ */

.debt-ticker {
  background: linear-gradient(135deg, rgba(232,131,124,0.06), rgba(245,197,66,0.04));
  border: 1px solid rgba(232,131,124,0.15);
  border-radius: 14px;
  padding: 1.5rem 2rem;
  margin-bottom: 2rem;
}
.debt-ticker-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.debt-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.debt-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: #E8837C;
}
.debt-label {
  font-size: 0.78rem;
  color: #A0A8BC;
  margin-top: 0.2rem;
}
.debt-divider {
  width: 1px;
  height: 40px;
  background: rgba(232,131,124,0.2);
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
  .asc-row { grid-template-columns: 1fr; }
  .asc-layer-label { border-right: none; border-bottom: 2px solid var(--row-color, #4ECDC4); }
  .asc-chip .asc-tooltip { display: none; }
  .asc-hero-stat { gap: 1rem; }
  .asc-hero-num { min-width: 140px; padding: 1rem 1.25rem; }
  .asc-hero-num .big { font-size: 1.8rem; }
  .ew-split { grid-template-columns: 1fr; }
  .ew-split-panel--top { border-right: 1px solid rgba(78,205,196,0.2); border-radius: 16px 16px 0 0; border-bottom: none; }
  .ew-split-panel--bottom { border-left: 1px solid rgba(232,131,124,0.15); border-radius: 0 0 16px 16px; }
  .ew-bc-grid { grid-template-columns: 1fr; }
  .ew-bc-num { font-size: 2.2rem; }
  .ew-macro-grid { grid-template-columns: 1fr; }
  .gr-data-hero { grid-template-columns: 1fr; text-align: center; }
  .gr-wef-arrow { transform: rotate(90deg); margin: 0 auto; }
  .gr-bar-row { grid-template-columns: 1fr; gap: 0.25rem; }
  .gr-bar-label { text-align: left; }
  .gr-cases { grid-template-columns: 1fr; }
  .ew-split-big { font-size: 2.4rem; }
  .capex-toggles { flex-wrap: wrap; gap: 0.4rem; }
  .capex-tog { font-size: 0.7rem; padding: 0.35rem 0.6rem; }
  .tog-val { display: none; }
  .fcf-cards { grid-template-columns: 1fr 1fr; }
  .debt-ticker-inner { flex-direction: column; gap: 1rem; }
  .debt-divider { display: none; }
  .capex-total-badge { position: static; margin-top: 0.5rem; }
  .capex-header { flex-direction: column; align-items: flex-start; }
}