/* ==========================================================================
   S&A ENTERPRISES — EXECUTIVE CO-FOUNDER PRESENTATION STYLESHEET
   Classic Orange & Black Theme • Clean, Bespoke, High-Impact
   ========================================================================== */

:root {
  /* Dark Classic Theme Tokens */
  --bg-base: #08090C;
  --bg-surface: #0E1015;
  --bg-card: rgba(19, 21, 29, 0.85);
  --bg-card-hover: rgba(26, 29, 39, 0.95);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.18);
  --border-gold: rgba(255, 107, 0, 0.38);
  --border-orange: rgba(255, 107, 0, 0.38);

  --text-main: #F4F4F6;
  --text-muted: #9CA3AF;
  --text-dim: #6B7280;

  /* Orange & Black Keynote Accent Tokens */
  --orange-primary: #FF6B00;
  --orange-light: #FFA24D;
  --orange-gradient: linear-gradient(135deg, #FFA24D 0%, #FF6B00 55%, #D44800 100%);
  
  /* Aliased for instant global styling */
  --gold-primary: #FF6B00;
  --gold-light: #FFA24D;
  --gold-gradient: linear-gradient(135deg, #FFA24D 0%, #FF6B00 55%, #D44800 100%);
  --accent-indigo: #FF6B00;
  --accent-violet: #FF8533;
  --accent-green: #10B981;
  --accent-red: #EF4444;
  --accent-blue: #38BDF8;

  /* Typography */
  --font-serif: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Shadows & Glass */
  --shadow-card: 0 12px 36px -6px rgba(0, 0, 0, 0.6), 0 0 0 1px var(--border-subtle);
  --shadow-glow-gold: 0 0 35px -5px rgba(255, 107, 0, 0.3);
  --shadow-glow-indigo: 0 0 35px -5px rgba(255, 107, 0, 0.3);
  --glass-blur: blur(16px);

  --header-height: 72px;
  --footer-height: 64px;
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Light Editorial Champagne Theme */
body.theme-light {
  --bg-base: #F8F9FA;
  --bg-surface: #FFFFFF;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: #FFFFFF;
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.16);
  --border-gold: rgba(170, 124, 17, 0.4);

  --text-main: #111827;
  --text-muted: #4B5563;
  --text-dim: #9CA3AF;

  --gold-primary: #FF6B00;
  --gold-light: #FFA24D;
  --gold-gradient: linear-gradient(135deg, #FFA24D 0%, #FF6B00 55%, #D44800 100%);

  --shadow-card: 0 10px 30px -5px rgba(0, 0, 0, 0.06), 0 0 0 1px var(--border-subtle);
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

/* Ambient Canvas Background */
#ambientCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.pres-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(8, 11, 17, 0.75);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  z-index: 100;
  transition: var(--transition-smooth);
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-badge {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--gold-gradient);
  color: #000;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(255, 107, 0, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-main);
  text-transform: uppercase;
}

.brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

/* Deck Tracker Dots in Header */
.deck-tracker {
  display: flex;
  align-items: center;
  gap: 10px;
}

.track-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
}

.track-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.3);
}

.track-dot.active {
  width: 28px;
  border-radius: 6px;
  background: var(--gold-primary);
  box-shadow: 0 0 10px rgba(255, 107, 0, 0.5);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.view-mode-toggle {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 3px;
}

.view-mode-toggle button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-smooth);
}

.view-mode-toggle button.active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-main);
}

.icon-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-hover);
}

/* ==========================================================================
   PRESENTATION VIEWPORT CONTAINER
   ========================================================================== */
.presentation-container {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--header-height) - var(--footer-height));
  margin-top: var(--header-height);
  overflow: hidden;
  z-index: 10;
}

/* Continuous Scroll Mode override */
body.presentation-mode-scroll {
  overflow-y: auto !important;
}

body.presentation-mode-scroll .presentation-container {
  height: auto !important;
  overflow: visible !important;
  margin-bottom: var(--footer-height);
}

body.presentation-mode-scroll .slide-section {
  display: block !important;
  position: relative !important;
  opacity: 1 !important;
  transform: none !important;
  min-height: auto;
  padding: 80px 48px;
  border-bottom: 1px solid var(--border-subtle);
}

/* Slide Section Default (Keynote Deck Mode) */
.slide-section {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 30px 48px;
  display: none;
  opacity: 0;
  transform: translateY(20px) scale(0.98);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.slide-section.active {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  opacity: 1;
  transform: translateY(0) scale(1);
}

.slide-content {
  max-width: 1240px;
  width: 100%;
  margin: 0 auto;
}

/* Slide Header Elements */
.slide-header {
  margin-bottom: 24px;
}

.chapter-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--gold-primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 8px;
  display: block;
}

.slide-title {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text-main);
  margin-bottom: 8px;
}

.slide-desc {
  font-size: 17px;
  color: #94A3B8;
  max-width: 860px;
  line-height: 1.6;
}

.gold-gradient {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.highlight-red { color: var(--accent-red); }
.text-success, .text-green { color: var(--accent-green); }
.text-gold { color: var(--gold-primary); }

/* ==========================================================================
   SLIDE 0: HERO COVER
   ========================================================================== */
.cover-slide {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 20px;
}

.kicker-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid var(--border-gold);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--gold-primary);
  margin-bottom: 24px;
}

.pulsing-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold-primary);
  box-shadow: 0 0 10px var(--gold-primary);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 54px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 980px;
  margin-bottom: 18px;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 760px;
  line-height: 1.6;
  margin-bottom: 36px;
}

.hero-stats-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 18px 36px;
  margin-bottom: 36px;
  box-shadow: var(--shadow-card);
}

.stat-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 28px;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--gold-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-num small { font-size: 16px; color: var(--text-muted); }
.stat-label { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.stat-divider { width: 1px; height: 36px; background: var(--border-subtle); }

.cta-actions { display: flex; flex-direction: column; align-items: center; gap: 12px; }

.btn-primary {
  background: var(--gold-gradient);
  border: none;
  color: #0B0F17;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-smooth);
  box-shadow: 0 8px 24px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(255, 107, 0, 0.45);
}

.nav-hint { font-size: 12px; color: var(--text-dim); }
.nav-hint kbd {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

/* ==========================================================================
   SLIDE 1: COMMERCIAL REALITY & CARDS
   ========================================================================== */
.grid-2-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 20px; }

.card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.card:hover { border-color: var(--border-hover); transform: translateY(-2px); }

.card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  border-radius: 6px;
  margin-bottom: 20px;
}

.tag-danger { background: rgba(244, 63, 94, 0.12); color: var(--accent-red); border: 1px solid rgba(244, 63, 94, 0.25); }
.tag-success { background: rgba(16, 185, 129, 0.12); color: var(--accent-green); border: 1px solid rgba(16, 185, 129, 0.25); }

.danger-list, .success-list { list-style: none; display: flex; flex-direction: column; gap: 16px; }
.danger-list li, .success-list li { display: flex; gap: 14px; font-size: 15.5px; line-height: 1.6; color: #CBD5E1; }
.danger-list li strong, .success-list li strong { color: #FFF; font-size: 16.5px; font-weight: 700; margin-right: 4px; }

.icon-danger, .icon-success {
  width: 26px; height: 26px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; flex-shrink: 0; margin-top: 2px;
}
.icon-danger { background: rgba(244, 63, 94, 0.18); color: var(--accent-red); border: 1px solid rgba(244, 63, 94, 0.3); }
.icon-success { background: rgba(16, 185, 129, 0.18); color: var(--accent-green); border: 1px solid rgba(16, 185, 129, 0.3); }

.callout-box {
  background: rgba(255, 107, 0, 0.08);
  border: 1px solid rgba(255, 107, 0, 0.35);
  border-radius: 12px;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--text-main);
}
.callout-icon { font-size: 22px; }

/* ==========================================================================
   SLIDE 2: RETINA SCANNER & EYE-TRACKING SIMULATOR
   ========================================================================== */
.retina-widget {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.retina-controls {
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ctrl-label { font-size: 12.5px; font-weight: 600; color: var(--text-muted); }
.btn-group { display: flex; gap: 8px; }

.sim-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 11.5px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-smooth);
}
.sim-btn.active { background: rgba(255, 255, 255, 0.14); color: var(--text-main); border-color: var(--border-hover); }

.dot-red { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-red); }
.dot-green { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-green); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-smooth);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); color: var(--text-main); }

.retina-viewport-wrapper { display: grid; grid-template-columns: 65% 35%; height: 440px; }

.retina-screen {
  position: relative;
  background: #06090E;
  border-right: 1px solid var(--border-subtle);
  overflow: hidden;
  padding: 20px;
}

.gaze-pupil {
  position: absolute;
  width: 44px;
  height: 44px;
  pointer-events: none;
  z-index: 50;
  transform: translate(-50%, -50%);
  transition: top 0.9s cubic-bezier(0.2, 0.9, 0.3, 1), left 0.9s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.pupil-ring {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--gold-primary);
  background: rgba(255, 107, 0, 0.15);
  box-shadow: 0 0 16px var(--gold-primary);
  animation: pupilPulse 1.2s infinite;
}

@keyframes pupilPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.6; }
}

.pupil-label {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold-primary);
  color: #000;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.thought-bubble {
  position: absolute;
  background: rgba(18, 24, 38, 0.95);
  border: 1px solid var(--gold-primary);
  color: #FFF;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 11.5px;
  line-height: 1.4;
  box-shadow: 0 8px 24px rgba(0,0,0,0.6);
  z-index: 40;
  max-width: 250px;
  transition: top 0.9s cubic-bezier(0.2, 0.9, 0.3, 1), left 0.9s cubic-bezier(0.2, 0.9, 0.3, 1);
}

/* Mock Screen Renderings */
.mock-content { width: 100%; height: 100%; }
.mock-window { width: 100%; height: 100%; background: #0E131F; border: 1px solid var(--border-subtle); border-radius: 10px; display: flex; overflow: hidden; }
.mock-sidebar { width: 150px; background: #0A0D14; border-right: 1px solid var(--border-subtle); padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.mock-brand { font-family: var(--font-display); font-size: 11px; font-weight: 700; color: var(--gold-primary); margin-bottom: 6px; }
.mock-nav-item { font-size: 10.5px; color: var(--text-dim); padding: 5px 8px; border-radius: 6px; }
.mock-nav-item.active { background: rgba(255, 255, 255, 0.08); color: #FFF; }
.mock-badge { font-size: 9px; padding: 1px 5px; border-radius: 4px; float: right; font-weight: 600; }
.badge-green { background: rgba(16, 185, 129, 0.2); color: var(--accent-green); }
.badge-gold { background: rgba(255, 107, 0, 0.2); color: var(--gold-primary); }

.mock-body { flex: 1; padding: 16px; display: flex; flex-direction: column; position: relative; }
.empty-thread-card { flex: 1; border: 1px dashed rgba(255, 255, 255, 0.12); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--text-dim); font-size: 11px; margin-bottom: 10px; }
.mock-composer { height: 36px; border: 1px solid var(--border-subtle); border-radius: 8px; background: rgba(255, 255, 255, 0.03); display: flex; align-items: center; padding: 0 10px; font-size: 10.5px; color: var(--text-dim); }

.proposed-banner { background: rgba(255, 107, 0, 0.1); border: 1px solid var(--border-gold); border-radius: 8px; padding: 8px 12px; display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; font-size: 10.5px; }
.proposed-tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.tile-box { background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border-subtle); border-radius: 8px; padding: 10px; }
.tile-title { font-size: 10.5px; font-weight: 700; color: #FFF; margin-bottom: 2px; }
.tile-sub { font-size: 8.5px; color: var(--text-dim); margin-bottom: 6px; }
.tile-btn { font-size: 9px; font-weight: 700; padding: 3px 8px; border-radius: 4px; background: var(--gold-gradient); color: #000; border: none; cursor: pointer; }
.proposed-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.stat-chip { background: rgba(0,0,0,0.3); border: 1px solid var(--border-subtle); border-radius: 6px; padding: 6px; }
.sc-num { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--gold-primary); }
.sc-label { font-size: 8.5px; color: var(--text-dim); }

.retina-metrics-panel { padding: 22px; display: flex; flex-direction: column; gap: 16px; background: rgba(0, 0, 0, 0.2); }
.retina-metrics-panel h4 { font-size: 16.5px; font-weight: 700; color: var(--text-main); padding-bottom: 10px; border-bottom: 1px solid var(--border-subtle); }
.metric-row { display: flex; justify-content: space-between; font-size: 15px; }
.m-label { color: #94A3B8; }
.m-val { font-family: var(--font-mono); font-weight: 700; }
.retina-explanation { font-size: 14.5px; line-height: 1.6; color: #CBD5E1; background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border-subtle); border-radius: 8px; padding: 14px; }

/* ==========================================================================
   SLIDE 3: THE LINKEDIN INTELLIGENCE MODEL (DEDICATED CYBERNETIC ANIMATION)
   ========================================================================== */
.cyber-circuit-container {
  background: rgba(14, 19, 31, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 16px 24px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.circuit-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  font-size: 11px;
  font-family: var(--font-mono);
}

.live-signal-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-primary);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.signal-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: signalBlink 1.2s infinite;
}

@keyframes signalBlink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.8); }
}

.stream-speed { color: var(--text-dim); }

.circuit-canvas-wrap {
  position: relative;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.circuit-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.wire-track {
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 3px;
  fill: none;
}

.wire-active {
  stroke: url(#beamGradient);
  stroke-width: 4px;
  fill: none;
  stroke-dasharray: 40, 160;
  stroke-linecap: round;
  filter: url(#glow);
  animation: wireSurge 3s linear infinite;
}

@keyframes wireSurge {
  0% { stroke-dashoffset: 400; }
  100% { stroke-dashoffset: -400; }
}

.cyber-node {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 5;
  transition: var(--transition-spring);
}

.node-halo {
  position: absolute;
  top: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.5);
  animation: haloPulse 2s infinite ease-in-out;
}

.halo-purple { background: rgba(139, 92, 246, 0.2); border-color: rgba(139, 92, 246, 0.5); }
.halo-gold { background: rgba(255, 107, 0, 0.25); border-color: rgba(255, 107, 0, 0.6); }
.halo-green { background: rgba(16, 185, 129, 0.2); border-color: rgba(16, 185, 129, 0.5); }

@keyframes haloPulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.3); opacity: 0.2; }
}

.node-core {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #111827;
  border: 2px solid #3B82F6;
  color: #3B82F6;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
  margin-top: 5px;
}

.core-brain { border-color: #8B5CF6; color: #8B5CF6; box-shadow: 0 0 12px rgba(139, 92, 246, 0.4); }
.core-gold { border-color: var(--gold-primary); color: var(--gold-primary); box-shadow: 0 0 12px rgba(255, 107, 0, 0.4); }
.core-vault { border-color: var(--accent-green); color: var(--accent-green); box-shadow: 0 0 12px rgba(16, 185, 129, 0.4); }

.node-label {
  text-align: center;
  margin-top: 6px;
  display: flex;
  flex-direction: column;
}

.node-label strong { font-size: 11px; color: var(--text-main); }
.node-label span { font-size: 9px; color: var(--text-dim); }

/* Live Simulation Stage */
.live-simulation-stage {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 20px;
}

.sim-deck h4 {
  font-size: 13px;
  color: var(--text-main);
  margin-bottom: 10px;
}

.sim-deck-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.deck-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 10px 12px;
  text-align: left;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.deck-btn:hover {
  border-color: var(--border-gold);
  background: rgba(255, 107, 0, 0.05);
}

.deck-btn.active {
  border-color: var(--gold-primary);
  background: rgba(255, 107, 0, 0.08);
  box-shadow: 0 0 16px rgba(255, 107, 0, 0.2);
}

.deck-btn strong { display: block; font-size: 11.5px; color: var(--text-main); margin-bottom: 2px; }
.deck-btn small { font-size: 9.5px; color: var(--text-muted); }

.terminal-box {
  background: #06090E;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
}

.terminal-bar {
  background: rgba(255, 255, 255, 0.04);
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}

.term-dot { width: 6px; height: 6px; border-radius: 50%; }
.term-dot.r { background: var(--accent-red); }
.term-dot.y { background: #EAB308; }
.term-dot.g { background: var(--accent-green); }

.terminal-code {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.45;
  color: #10B981;
  max-height: 130px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* Smartphone Mockup */
.sim-device-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.sim-phone-frame {
  width: 290px;
  height: 290px;
  background: #000;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: 24px;
  padding: 10px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.8), 0 0 20px rgba(99, 102, 241, 0.15);
  display: flex;
  flex-direction: column;
  position: relative;
}

.phone-speaker {
  width: 48px;
  height: 4px;
  background: #333;
  border-radius: 4px;
  margin: 0 auto 8px auto;
}

.phone-screen {
  flex: 1;
  background: #0E131F;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 10px;
}

.phone-notification {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 8px;
  animation: notifSlideDown 0.4s ease-out;
}

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

.notif-header { display: flex; justify-content: space-between; font-size: 8px; color: var(--gold-primary); font-weight: 700; margin-bottom: 2px; }
.phone-notification strong { font-size: 10px; color: #FFF; display: block; }
.phone-notification p { font-size: 9px; color: #BBB; }

.phone-chat-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  padding: 4px;
}

.chat-bubble {
  max-width: 85%;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 9.5px;
  line-height: 1.35;
}

.user-msg { background: rgba(255, 255, 255, 0.08); color: #EEE; align-self: flex-start; }
.bot-msg { background: #064E3B; border: 1px solid var(--accent-green); color: #FFF; align-self: flex-end; }

.typing-dots span {
  display: inline-block; width: 4px; height: 4px; border-radius: 50%; background: #FFF; margin: 0 1px;
  animation: typingBounce 1s infinite alternate;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  from { transform: translateY(0); opacity: 0.4; }
  to { transform: translateY(-4px); opacity: 1; }
}

.phone-bottom-action { margin-top: auto; padding-top: 6px; text-align: center; }

.phone-action-btn {
  width: 100%;
  background: var(--gold-gradient);
  border: none;
  color: #000;
  font-size: 10px;
  font-weight: 800;
  padding: 7px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.phone-action-btn:hover { transform: scale(1.02); }
.phone-micro-hint { font-size: 8px; color: var(--text-dim); display: block; margin-top: 3px; }

.mrr-vault-card {
  width: 290px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--accent-green);
  border-radius: 12px;
  padding: 10px 14px;
  text-align: center;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.vault-label { font-family: var(--font-mono); font-size: 9px; font-weight: 700; color: var(--accent-green); }
.vault-val { font-family: var(--font-mono); font-size: 22px; font-weight: 800; color: var(--accent-green); margin: 2px 0; }
.vault-sub { font-size: 9px; color: var(--text-muted); }

/* ==========================================================================
   SLIDE 4: DRAGGABLE BEFORE/AFTER CURTAIN COMPARATOR
   ========================================================================== */
.curtain-container {
  position: relative;
  width: 100%;
  height: 480px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  user-select: none;
}

.curtain-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.curtain-before { background: #07090E; z-index: 1; }

.curtain-after {
  background: #0B0F17;
  z-index: 2;
  width: 50%; /* initial cut */
  border-right: 2px solid var(--gold-primary);
  overflow: hidden;
}

.curtain-watermark {
  position: absolute;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  z-index: 20;
}
.wm-before { right: 20px; background: rgba(244, 63, 94, 0.2); color: var(--accent-red); border: 1px solid var(--accent-red); }
.wm-after { left: 20px; background: rgba(16, 185, 129, 0.2); color: var(--accent-green); border: 1px solid var(--accent-green); }

.curtain-divider {
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  z-index: 30;
  cursor: ew-resize;
  transform: translateX(-50%);
}

.divider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--gold-primary);
  color: #000;
  padding: 6px 12px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 0 20px rgba(255, 107, 0, 0.6);
  white-space: nowrap;
}

/* Old UI Wireframe */
.mock-old-ui { width: 100%; height: 100%; display: flex; padding-top: 48px; }
.old-sidebar { width: 170px; background: #04060A; border-right: 1px solid rgba(255,255,255,0.06); padding: 16px; position: relative; }
.old-logo { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: #555; margin-bottom: 16px; }
.old-nav { font-size: 11px; color: #666; padding: 8px 10px; border-radius: 6px; margin-bottom: 6px; }
.old-nav.active { background: #111; color: #AAA; }
.old-main { flex: 1; padding: 24px; display: flex; flex-direction: column; position: relative; }
.old-header { font-size: 16px; color: #666; margin-bottom: 16px; font-weight: 600; }
.old-empty-thread { flex: 1; border: 1px dashed rgba(255,255,255,0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; position: relative; }
.cursor-blink { font-size: 24px; color: #666; animation: cursorBlink 1s infinite; }
@keyframes cursorBlink { 0%, 100% { opacity: 0; } 50% { opacity: 1; } }
.old-input { height: 44px; border: 1px solid rgba(255,255,255,0.08); border-radius: 8px; margin-top: 16px; display: flex; align-items: center; padding: 0 14px; font-size: 12px; color: #444; position: relative; }

.frustration-callout {
  position: absolute;
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid var(--accent-red);
  color: var(--accent-red);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.5);
  z-index: 10;
}
.pin-marker { width: 14px; height: 14px; border-radius: 50%; background: var(--accent-red); color: #000; font-size: 9px; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.pin-1 { bottom: 20px; left: 10px; }
.pin-2 { top: 30%; }
.pin-3 { right: 10px; top: -30px; }

/* New UI Wireframe */
.mock-new-ui { width: 1200px; height: 100%; display: flex; padding-top: 48px; position: relative; }
.new-sidebar { width: 190px; background: #0A0D15; border-right: 1px solid var(--border-subtle); padding: 16px; }
.new-logo { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: #FFF; margin-bottom: 16px; }
.new-logo span { color: var(--gold-primary); }
.new-nav { font-size: 11.5px; color: var(--text-muted); padding: 8px 10px; border-radius: 6px; margin-bottom: 6px; display: flex; align-items: center; justify-content: space-between; }
.new-nav.active { background: rgba(255, 255, 255, 0.08); color: #FFF; font-weight: 600; }
.live-pill { font-size: 9px; padding: 1px 6px; border-radius: 4px; background: rgba(16, 185, 129, 0.2); color: var(--accent-green); }
.lead-pill { font-size: 9px; padding: 1px 6px; border-radius: 4px; background: rgba(255, 107, 0, 0.2); color: var(--gold-primary); }
.sched-pill { font-size: 9px; padding: 1px 6px; border-radius: 4px; background: rgba(99, 102, 241, 0.2); color: var(--accent-indigo); }
.alert-pill { font-size: 9px; padding: 1px 6px; border-radius: 4px; background: rgba(244, 63, 94, 0.2); color: var(--accent-red); font-weight: 700; }

.new-main { flex: 1; padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.briefing-strip { background: rgba(255, 107, 0, 0.08); border: 1px solid var(--border-gold); border-radius: 10px; padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; }
.strip-left { display: flex; align-items: center; gap: 10px; font-size: 11.5px; }
.strip-left strong { color: #FFF; display: block; }
.strip-left span { color: var(--text-dim); font-size: 10px; }
.strip-play-btn { background: var(--gold-gradient); color: #000; border: none; font-size: 10px; font-weight: 700; padding: 6px 12px; border-radius: 6px; cursor: pointer; }

.action-tiles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.action-tile-card { background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border-subtle); border-radius: 10px; padding: 14px; }
.action-tile-card.highlight-border { border-color: rgba(139, 92, 246, 0.4); background: rgba(139, 92, 246, 0.05); }
.tile-tag { font-family: var(--font-mono); font-size: 9px; font-weight: 700; color: var(--gold-primary); margin-bottom: 4px; }
.tag-purple { color: #A78BFA; }
.tag-green { color: var(--accent-green); }
.action-tile-card h4 { font-size: 12.5px; color: #FFF; margin-bottom: 4px; }
.action-tile-card p { font-size: 10px; color: var(--text-muted); margin-bottom: 10px; line-height: 1.4; }
.tile-action-btn { background: var(--gold-gradient); border: none; color: #000; font-size: 10px; font-weight: 700; padding: 6px 10px; border-radius: 6px; cursor: pointer; }
.btn-purple { background: linear-gradient(135deg, #A78BFA 0%, #7C3AED 100%); color: #FFF; }
.btn-green { background: linear-gradient(135deg, #34D399 0%, #059669 100%); color: #FFF; }

.vitals-strip { background: rgba(0, 0, 0, 0.4); border: 1px solid var(--border-subtle); border-radius: 8px; padding: 10px; display: flex; justify-content: space-around; }
.vital-item { display: flex; flex-direction: column; align-items: center; }
.v-num { font-family: var(--font-mono); font-size: 15px; font-weight: 700; color: var(--gold-primary); }
.v-lbl { font-size: 9.5px; color: var(--text-dim); }

/* Interactive Floating Action Button (FAB) & Drawer */
.interactive-fab {
  position: absolute;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gold-gradient);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(255, 107, 0, 0.4);
  cursor: pointer;
  z-index: 50;
  transition: var(--transition-spring);
}
.interactive-fab:hover { transform: scale(1.1); }
.fab-badge {
  position: absolute; top: -3px; right: -3px; width: 18px; height: 18px; border-radius: 50%; background: var(--accent-red); color: #FFF; font-size: 10px; font-weight: 800; display: flex; align-items: center; justify-content: center;
}

.mock-agent-drawer {
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  height: 100%;
  background: #0D121D;
  border-left: 1px solid var(--border-gold);
  z-index: 60;
  display: flex;
  flex-direction: column;
  box-shadow: -12px 0 36px rgba(0, 0, 0, 0.7);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.mock-agent-drawer.open { transform: translateX(0); }

.drawer-header { padding: 14px; border-bottom: 1px solid var(--border-subtle); display: flex; justify-content: space-between; align-items: center; }
.drawer-header strong { font-size: 13px; color: #FFF; }
.context-tag { font-family: var(--font-mono); font-size: 9px; color: var(--gold-primary); display: block; }
.drawer-close-btn { background: transparent; border: none; color: #888; font-size: 20px; cursor: pointer; }

.drawer-body { flex: 1; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.drawer-context-pill { background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border-subtle); border-radius: 6px; padding: 6px 10px; font-size: 9.5px; color: var(--gold-primary); font-family: var(--font-mono); }
.drawer-msg.agent { background: rgba(255, 107, 0, 0.1); border: 1px solid var(--border-gold); border-radius: 8px; padding: 10px; font-size: 11px; line-height: 1.45; color: #EEE; }

.drawer-footer { padding: 12px; border-top: 1px solid var(--border-subtle); display: flex; gap: 6px; flex-wrap: wrap; }
.quick-chip { background: rgba(255, 255, 255, 0.08); border: 1px solid var(--border-subtle); color: #FFF; font-size: 9.5px; padding: 5px 8px; border-radius: 6px; cursor: pointer; }
.quick-chip:hover { border-color: var(--gold-primary); }

#slide-5 .slide-header {
  margin-bottom: 16px;
}

.pricing-showcase-wrapper {
  display: grid;
  grid-template-columns: 46% 54%;
  gap: 18px;
}

.pricing-tier-deck {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.clean-tier-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  position: relative;
  transition: var(--transition-smooth);
}
.clean-tier-card:hover { border-color: var(--border-hover); transform: translateX(3px); }
.clean-tier-card.featured-gold { border-color: var(--border-gold); background: rgba(255, 107, 0, 0.04); }
.clean-tier-card.active { border-color: var(--gold-primary); box-shadow: 0 0 16px rgba(255, 107, 0, 0.22); }

.gold-star-ribbon {
  position: absolute;
  top: 8px;
  right: 12px;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--gold-primary);
  background: rgba(255, 107, 0, 0.15);
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  padding: 2px 6px;
}

.ct-badge { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--text-muted); letter-spacing: 0.08em; margin-bottom: 4px; }
.ct-price { font-family: var(--font-display); font-size: 28px; font-weight: 800; color: #FFF; line-height: 1.1; }
.ct-price small { font-family: var(--font-sans); font-size: 13px; color: var(--text-dim); font-weight: 500; }
.ct-subtitle { font-size: 13.5px; color: #94A3B8; margin: 4px 0 10px 0; line-height: 1.4; }

.ct-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13.5px;
  line-height: 1.5;
  color: #CBD5E1;
}
.ct-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.ct-list li .chk-icon {
  margin-top: 2px;
}
.ct-list li strong { color: #FFF; }

.ct-footer {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Right: Customer Value Panel */
.customer-value-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cv-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.cv-top-bar h4 { font-size: 13.5px; color: #FFF; }

.billing-toggle-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
}
.bill-label { color: var(--text-dim); }
.bill-label.active { color: var(--gold-primary); font-weight: 700; }

.pill-toggle {
  width: 36px;
  height: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  cursor: pointer;
  position: relative;
  transition: var(--transition-smooth);
}
.pill-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gold-primary);
  transition: var(--transition-smooth);
}
.pill-toggle.annual {
  background: rgba(255, 107, 0, 0.2);
  border-color: var(--gold-primary);
}
.pill-toggle.annual::after {
  left: 17px;
}

.profile-pills {
  display: flex;
  gap: 8px;
}
.prof-pill {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.prof-pill:hover { border-color: var(--border-hover); color: #FFF; }
.prof-pill.active {
  background: rgba(255, 107, 0, 0.12);
  border-color: var(--gold-primary);
  color: var(--gold-primary);
}

.replacement-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 14px 18px;
}
.rep-header {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-dim);
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}

.rep-items-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.rep-row {
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--text-muted);
}
.rep-row strong { font-family: var(--font-mono); color: #FFF; }
.rep-divider { height: 1px; background: var(--border-subtle); margin: 4px 0; }
.total-row { font-size: 12px; font-weight: 700; color: #FFF; }

.customer-saving-banner {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid var(--accent-green);
  border-radius: 12px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.csb-left { display: flex; align-items: center; gap: 12px; }
.csb-icon { font-size: 22px; }
.csb-left strong { font-size: 13px; color: var(--accent-green); display: block; }
.csb-left p { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.csb-btn {
  background: var(--gold-gradient);
  border: none;
  color: #000;
  font-size: 10.5px;
  font-weight: 800;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
}

/* ==========================================================================
   SLIDE 6: SERVER BLUEPRINT & TOPOLOGY
   ========================================================================== */
.server-topology-stage { display: grid; grid-template-columns: 48% 52%; gap: 20px; }

.server-rack-box { background: #06090E; border: 1px solid var(--border-subtle); border-radius: 16px; padding: 16px; }
.rack-header { display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 10.5px; padding-bottom: 10px; border-bottom: 1px solid var(--border-subtle); margin-bottom: 12px; }
.rack-title { display: flex; align-items: center; gap: 6px; color: var(--text-main); font-weight: 700; }
.status-led { width: 7px; height: 7px; border-radius: 50%; }
.blink-green { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); animation: signalBlink 1s infinite; }
.rack-ip { color: var(--gold-primary); }

.rack-units-stack { display: flex; flex-direction: column; gap: 8px; }
.rack-unit {
  background: #0E131F;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.rack-unit:hover { border-color: var(--border-gold); background: rgba(255, 107, 0, 0.05); }
.rack-unit.active-unit { border-color: var(--gold-primary); background: rgba(255, 107, 0, 0.08); box-shadow: 0 0 16px rgba(255, 107, 0, 0.2); }

.unit-led { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.led-green { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.led-gold { background: var(--gold-primary); box-shadow: 0 0 8px var(--gold-primary); }
.led-purple { background: var(--accent-violet); box-shadow: 0 0 8px var(--accent-violet); }
.led-blue { background: var(--accent-blue); box-shadow: 0 0 8px var(--accent-blue); }

.unit-name { font-size: 11.5px; font-weight: 700; color: #FFF; flex: 1; }
.unit-feature { font-size: 9.5px; color: var(--text-dim); font-family: var(--font-mono); }
.unit-test-btn { background: rgba(255, 255, 255, 0.08); border: 1px solid var(--border-subtle); color: #FFF; font-size: 9px; padding: 4px 8px; border-radius: 4px; cursor: pointer; }

/* Inspector Screen */
.circuit-inspector-screen { background: #0A0D15; border: 1px solid var(--border-gold); border-radius: 16px; padding: 18px; display: flex; flex-direction: column; box-shadow: var(--shadow-glow-gold); }
.screen-top-bar { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 10px; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border-subtle); }
.st-tag { color: var(--gold-primary); font-weight: 700; }

.inspector-card h3 { font-size: 15px; color: #FFF; margin-bottom: 6px; }
.inspector-card p { font-size: 12px; color: var(--text-muted); line-height: 1.5; margin-bottom: 14px; }

.ins-action-box { background: #05070B; border: 1px solid var(--border-subtle); border-radius: 10px; padding: 12px; margin-bottom: 12px; }
.ins-input-group { display: flex; gap: 8px; margin-bottom: 10px; }
.ins-input-group input { flex: 1; background: #111; border: 1px solid #333; color: var(--gold-primary); font-family: var(--font-mono); font-size: 11px; padding: 6px 10px; border-radius: 6px; }
.ins-action-trigger { background: var(--gold-gradient); color: #000; border: none; font-size: 10.5px; font-weight: 700; padding: 6px 12px; border-radius: 6px; cursor: pointer; }
.ins-terminal-out { font-family: var(--font-mono); font-size: 10px; line-height: 1.5; color: #AAA; }

.ins-revenue-pill { font-family: var(--font-mono); font-size: 11px; font-weight: 700; color: var(--gold-primary); }

/* ==========================================================================
   SLIDE 7: SPRINT SCRUBBER MACHINE
   ========================================================================== */
.sprint-machine-wrap { background: var(--bg-surface); border: 1px solid var(--border-subtle); border-radius: 16px; padding: 18px; margin-bottom: 18px; }
.scrubber-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.sprint-stepper { display: flex; gap: 8px; }
.sprint-tab-btn { background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border-subtle); color: var(--text-muted); font-size: 11.5px; font-weight: 600; padding: 7px 14px; border-radius: 8px; cursor: pointer; transition: var(--transition-smooth); }
.sprint-tab-btn.active { background: var(--gold-primary); color: #000; font-weight: 700; }
.progress-ring-badge { font-family: var(--font-mono); font-size: 11px; font-weight: 800; color: var(--gold-primary); }

.sprint-stage-box { display: grid; grid-template-columns: 55% 45%; gap: 20px; }
.sprint-details-left { display: flex; flex-direction: column; gap: 10px; }
.sprint-tag-large { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--gold-primary); }
.sprint-details-left h3 { font-size: 20px; font-weight: 700; color: #FFF; }
.sprint-details-left p { font-size: 15px; color: #94A3B8; line-height: 1.55; }

.sprint-checklist { list-style: none; display: flex; flex-direction: column; gap: 10px; margin: 10px 0; }
.sprint-checklist li { display: flex; gap: 10px; font-size: 14.5px; color: #E2E8F0; line-height: 1.4; }
.chk-icon { color: var(--accent-green); font-weight: 800; font-size: 15px; }

.sprint-target-card { background: rgba(255, 107, 0, 0.1); border: 1px solid var(--border-gold); border-radius: 8px; padding: 12px 16px; font-size: 14px; font-weight: 600; color: var(--gold-primary); }

.sprint-visual-right { background: #06090E; border: 1px solid var(--border-subtle); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; justify-content: center; }
.evolution-screen { display: flex; flex-direction: column; gap: 10px; }
.evo-card { background: #0F1422; border: 1px solid var(--border-subtle); border-radius: 8px; padding: 12px 14px; transition: var(--transition-smooth); }
.evo-header { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--gold-primary); margin-bottom: 4px; }
.evo-body { display: flex; justify-content: space-between; font-size: 13px; color: #FFF; }

/* Alignment Box */
.align-box { background: var(--bg-card); border: 1px solid var(--border-gold); border-radius: 14px; padding: 20px; }
.align-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.align-header h3 { font-size: 17px; color: var(--text-main); font-weight: 700; }
.align-header p { font-size: 13.5px; color: var(--text-muted); }
.align-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.align-checks label { font-size: 14px; color: #CBD5E1; display: flex; align-items: center; gap: 10px; cursor: pointer; }
.align-checks input[type="checkbox"] { accent-color: var(--gold-primary); width: 17px; height: 17px; }

/* ==========================================================================
   FOOTER NAVIGATION DOCK
   ========================================================================== */
.pres-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: var(--footer-height);
  background: rgba(8, 11, 17, 0.85);
  backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  z-index: 100;
}

.footer-left { display: flex; align-items: center; gap: 12px; }
.slide-counter { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--gold-primary); }
.slide-name { font-size: 12px; color: var(--text-muted); }

.footer-center { display: flex; align-items: center; gap: 16px; width: 380px; }
.nav-arrow { background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border-subtle); color: var(--text-main); width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: var(--transition-smooth); }
.nav-arrow:hover { background: rgba(255, 255, 255, 0.12); border-color: var(--border-hover); }

.progress-bar-container { flex: 1; height: 4px; background: rgba(255, 255, 255, 0.1); border-radius: 10px; overflow: hidden; }
.progress-bar-fill { height: 100%; width: 12.5%; background: var(--gold-gradient); transition: width 0.4s ease; }

/* Audio Modal */
.audio-modal-backdrop { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background: rgba(0, 0, 0, 0.75); backdrop-filter: var(--glass-blur); display: none; align-items: center; justify-content: center; z-index: 200; }
.audio-modal-backdrop.active { display: flex; }
.audio-modal-card { background: #0E131F; border: 1px solid var(--border-gold); border-radius: 20px; padding: 28px; max-width: 520px; width: 90%; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), var(--shadow-glow-gold); position: relative; animation: modalScale 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
@keyframes modalScale { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
.audio-modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.audio-badge { font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: 0.1em; padding: 3px 8px; border-radius: 100px; background: rgba(255, 107, 0, 0.15); color: var(--gold-primary); border: 1px solid var(--border-gold); }
.close-btn { background: transparent; border: none; color: var(--text-dim); font-size: 24px; cursor: pointer; }
.close-btn:hover { color: #FFF; }
.audio-sub { font-size: 11.5px; color: var(--text-muted); margin-bottom: 20px; }
.waveform-container { display: flex; align-items: center; justify-content: center; gap: 5px; height: 46px; background: rgba(0, 0, 0, 0.3); border-radius: 10px; padding: 0 16px; margin-bottom: 16px; }
.wave-bar { width: 3.5px; height: 10px; background: var(--gold-primary); border-radius: 10px; transition: height 0.15s ease; }
.wave-bar.playing { animation: wavePulse 0.8s infinite ease-in-out alternate; }
@keyframes wavePulse { 0% { height: 6px; } 100% { height: 38px; } }
.audio-transcript-box { background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border-subtle); border-radius: 8px; padding: 14px; font-size: 12px; line-height: 1.55; color: var(--text-muted); margin-bottom: 20px; }
.audio-controls-row { display: flex; justify-content: space-between; align-items: center; }
.audio-duration { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim); }

/* ==========================================================================
   RESPONSIVE DESIGN SYSTEM (TABLET & MOBILE)
   ========================================================================== */

@media (max-width: 1024px) {
  .grid-2-cols, .live-simulation-stage, .profit-engine-wrapper, .server-topology-stage, .sprint-stage-box { grid-template-columns: 1fr; }
  .retina-viewport-wrapper { grid-template-columns: 1fr; height: auto; }
  .pricing-showcase-wrapper { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
    --footer-height: 52px;
  }

  /* Header Optimization */
  .pres-header {
    height: var(--header-height) !important;
    padding: 0 10px !important;
  }
  .brand-group { gap: 8px !important; }
  .brand-badge { min-width: 32px !important; height: 30px !important; font-size: 11.5px !important; }
  .brand-name { font-size: 12.5px !important; }
  .brand-sub { display: none !important; }
  .deck-tracker { display: none !important; }
  
  .header-actions { gap: 5px !important; }
  .deck-switch-pill {
    padding: 4px 8px !important;
    font-size: 10.5px !important;
  }
  .deck-switch-pill span:not(.live-dot-pulse) {
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  #themeToggle {
    width: 30px !important;
    height: 30px !important;
  }

  /* Presentation Container & Slides */
  .presentation-container {
    height: calc(100vh - var(--header-height) - var(--footer-height)) !important;
    height: calc(100dvh - var(--header-height) - var(--footer-height)) !important;
    margin-top: var(--header-height) !important;
  }
  .slide-section {
    padding: 16px 14px 70px 14px !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
  }
  .slide-section.active {
    justify-content: flex-start !important;
  }
  .slide-content {
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
  }

  /* Typography Scales */
  .slide-header { margin-bottom: 14px !important; }
  .chapter-tag { font-size: 10.5px !important; margin-bottom: 4px !important; }
  .slide-title { font-size: 21px !important; line-height: 1.25 !important; margin-bottom: 8px !important; }
  .slide-desc { font-size: 13px !important; line-height: 1.5 !important; }

  /* Slide 0: Hero */
  .kicker-pill { font-size: 10px !important; padding: 4px 8px !important; margin-bottom: 12px !important; }
  .hero-title { font-size: 25px !important; line-height: 1.22 !important; margin-bottom: 12px !important; }
  .hero-sub { font-size: 13.5px !important; line-height: 1.5 !important; margin-bottom: 16px !important; }
  
  .hero-stats-strip {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
    padding: 12px 10px !important;
    margin-bottom: 18px !important;
  }
  .stat-divider { display: none !important; }
  .stat-box { padding: 4px !important; text-align: center; }
  .stat-num { font-size: 20px !important; }
  .stat-label { font-size: 10px !important; }
  
  .cta-actions {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
  }
  .btn-primary {
    width: 100% !important;
    justify-content: center !important;
    font-size: 13.5px !important;
    padding: 12px 16px !important;
  }
  .nav-hint { text-align: center !important; font-size: 11px !important; }

  /* Slide 1: Cards */
  .grid-2-cols {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
  }
  .card { padding: 16px !important; }
  .danger-list li, .solution-list li { font-size: 12.5px !important; gap: 8px !important; }

  /* Slide 2: Retina Scanner */
  .retina-controls {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
  }
  .btn-group {
    display: flex !important;
    flex-direction: column !important;
    gap: 6px !important;
    width: 100% !important;
  }
  .sim-btn {
    width: 100% !important;
    font-size: 11.5px !important;
    padding: 8px 10px !important;
    text-align: left !important;
  }
  .retina-viewport-wrapper {
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
    gap: 12px !important;
  }
  .retina-screen {
    height: 250px !important;
    min-height: 250px !important;
  }
  .retina-metrics-panel { padding: 14px !important; }
  .metric-row { font-size: 11.5px !important; }
  .retina-explanation { font-size: 11.5px !important; }
  .proposed-tiles { grid-template-columns: 1fr !important; }
  .proposed-stats { grid-template-columns: 1fr 1fr !important; }

  /* Slide 3: Circuit & Simulator */
  .cyber-circuit-container {
    padding: 10px !important;
    margin-bottom: 14px !important;
  }
  .circuit-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 4px !important;
  }
  .stream-speed { display: none !important; }
  .circuit-canvas-wrap {
    padding: 0 4px !important;
    height: 72px !important;
  }
  .node-label strong { font-size: 9.5px !important; }
  .node-label span { display: none !important; }
  .node-core { width: 28px !important; height: 28px !important; font-size: 10px !important; }
  .node-halo { width: 36px !important; height: 36px !important; }
  
  .live-simulation-stage {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
  }
  .sim-deck-buttons {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }
  .deck-btn { padding: 10px 12px !important; }
  .deck-btn strong { font-size: 12px !important; }
  .deck-btn small { font-size: 10.5px !important; }
  .terminal-box { margin-top: 10px !important; }
  .terminal-code { font-size: 10px !important; max-height: 120px !important; }
  
  .sim-device-wrap {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
  }
  .sim-phone-frame {
    width: 100% !important;
    max-width: 340px !important;
    height: 380px !important;
  }
  .mrr-vault-card {
    width: 100% !important;
    max-width: 340px !important;
    padding: 12px 14px !important;
  }

  /* Slide 4: Curtain Slider */
  .curtain-container {
    height: 350px !important;
  }
  .curtain-watermark {
    font-size: 8.5px !important;
    padding: 3px 6px !important;
  }
  .old-sidebar, .new-sidebar {
    width: 80px !important;
    padding: 8px !important;
  }
  .old-logo, .new-logo { font-size: 10px !important; margin-bottom: 8px !important; }
  .old-nav, .new-nav { font-size: 9px !important; padding: 4px 6px !important; }
  .frustration-callout { font-size: 9px !important; padding: 4px 6px !important; }
  .briefing-strip { padding: 8px !important; }
  .strip-title { font-size: 10px !important; }
  .strip-sub { font-size: 8.5px !important; }
  .action-tiles-grid { grid-template-columns: 1fr !important; gap: 6px !important; }
  .action-tile { padding: 6px 8px !important; }

  /* Slide 5: Pricing Showcase */
  .pricing-showcase-wrapper {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
  }
  .pricing-tier-deck {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
  }
  .clean-tier-card { padding: 14px 16px !important; }
  .ct-badge { font-size: 10.5px !important; }
  .ct-price { font-size: 24px !important; margin: 6px 0 !important; }
  .ct-subtitle { font-size: 12px !important; margin-bottom: 10px !important; }
  .ct-list li { font-size: 12px !important; margin-bottom: 6px !important; }
  .customer-value-panel { padding: 14px 16px !important; }

  /* Slide 6: Server Blueprint */
  .server-topology-stage {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
  }
  .server-rack-box { padding: 12px !important; }
  .rack-title { font-size: 10.5px !important; }
  .rack-ip { font-size: 10px !important; }
  .rack-unit { padding: 8px 10px !important; font-size: 11.5px !important; }
  .unit-feature { font-size: 10px !important; }
  .server-detail-card { padding: 14px !important; }

  /* Slide 7: Roadmap */
  .sprint-machine-wrap { padding: 12px !important; }
  .scrubber-header {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
  }
  .sprint-stepper {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 6px !important;
    width: 100% !important;
  }
  .sprint-tab-btn {
    font-size: 10.5px !important;
    padding: 6px 8px !important;
    text-align: center !important;
  }
  .sprint-stage-box {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
  }
  .sprint-details-left { padding: 0 !important; }
  .sprint-tag-large { font-size: 10px !important; }
  #spTitle { font-size: 16px !important; }
  #spDesc { font-size: 12px !important; }
  .sprint-checklist li { font-size: 11.5px !important; }
  .evolution-screen { padding: 12px !important; }

  /* Footer Controls Optimization */
  .pres-footer {
    height: var(--footer-height) !important;
    padding: 0 10px !important;
  }
  .slide-name { display: none !important; }
  .footer-right { display: none !important; }
  .slide-counter { font-size: 11.5px !important; min-width: 48px !important; }
  .slide-counter-dot { display: none !important; }
  
  .footer-center {
    flex: 1 !important;
    justify-content: flex-end !important;
    gap: 6px !important;
  }
  .nav-track {
    flex: 1 !important;
    max-width: 110px !important;
    height: 4px !important;
    margin: 0 4px !important;
  }
  .nav-btn {
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
  }
}

/* Micro-animations and Vector UI Indicators */
.pill-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #FF6B00;
  box-shadow: 0 0 8px rgba(255, 107, 0, 0.8);
  vertical-align: middle;
  margin-right: 6px;
}

.pill-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #FF6B00;
  box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.7);
  animation: pulseDot 2s infinite cubic-bezier(0.66, 0, 0, 1);
  vertical-align: middle;
  margin-right: 6px;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 107, 0, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 107, 0, 0); }
}

.live-beacon-small {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.8);
  animation: beaconPulse 2s infinite ease-in-out;
  vertical-align: middle;
  margin-right: 6px;
}

@keyframes beaconPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.chk-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #10B981;
  flex-shrink: 0;
  margin-right: 8px;
}

.cross-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #EF4444;
  flex-shrink: 0;
  margin-right: 8px;
}

.milestone-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(255, 107, 0, 0.18);
  border: 1px solid rgba(255, 107, 0, 0.4);
  color: #FF6B00;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-right: 6px;
}

.gold-star-ribbon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, rgba(255, 107, 0, 0.25), rgba(255, 107, 0, 0.1));
  border: 1px solid #FF6B00;
  color: #FFB370;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 100px;
}

.btn-arrow-anim {
  display: inline-flex;
  align-items: center;
  transition: transform 0.2s ease;
  vertical-align: middle;
}