/* ============================================
   CBHarvester - Modern 2026 Styles
   Coinbase Light Theme + Glassmorphism 2.0
   ============================================ */

/* CSS Variables */
:root {
  /* Coinbase Colors */
  --cb-blue: #0052FF;
  --cb-blue-dark: #0043D1;
  --cb-blue-light: #3B75FF;
  --cb-blue-soft: #EEF2FF;
  
  /* Neutrals */
  --bg: #FFFFFF;
  --bg-soft: #F5F8FF;
  --bg-muted: #EEF2FF;
  --surface: #FFFFFF;
  --surface-elevated: #FAFBFF;
  
  /* Text */
  --text-primary: #0A0B0D;
  --text-secondary: #5B616E;
  --text-tertiary: #A0A6B1;
  --text-muted: #848E9C;
  
  /* Borders */
  --border: #D3E0FF;
  --border-light: #E8EEFF;
  --border-strong: #B8CCFF;
  
  /* Accents */
  --success: #16C784;
  --error: #F6465D;
  --warning: #F4C20D;
  
  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0, 82, 255, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 82, 255, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 82, 255, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 82, 255, 0.16);
  
  /* Blur */
  --blur-sm: blur(8px);
  --blur-md: blur(16px);
  --blur-lg: blur(24px);
  
  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-display);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Neural Network Canvas */
#neural-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

/* ============================================
   NAVIGATION - Floating Glass Pill
   ============================================ */
.nav-floating {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: calc(100% - 40px);
  max-width: 900px;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  box-shadow: var(--shadow-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-logo-text {
  height: 24px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 100px;
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--cb-blue);
  background: var(--cb-blue-soft);
}

.nav-cta {
  padding: 10px 20px;
  background: var(--cb-blue);
  color: white !important;
  border-radius: 8px;
  font-weight: 700 !important;
  font-size: 13px !important;
  transition: opacity 0.2s !important;
}

.nav-cta:hover {
  opacity: 0.85;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 20px 80px;
  z-index: 1;
}

.hero-content {
  max-width: 800px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--cb-blue-soft);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cb-blue);
  letter-spacing: 0.5px;
  margin-bottom: 32px;
}

.badge-pulse {
  width: 6px;
  height: 6px;
  background: var(--cb-blue);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-headline {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-headline .line {
  display: block;
}

.hero-headline .accent {
  background: linear-gradient(135deg, var(--cb-blue) 0%, var(--cb-blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.hero-sub strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--cb-blue);
  color: white;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  background: var(--cb-blue-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--cb-blue);
  color: var(--cb-blue);
  background: var(--cb-blue-soft);
}

.hero-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  font-size: 13px;
  color: var(--text-secondary);
}

.trust-icon {
  width: 12px;
  height: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Demo Preview */
.demo-preview {
  margin-top: 64px;
  perspective: 1000px;
}

.demo-window {
  max-width: 480px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: rotateX(5deg);
  transition: transform var(--transition-slow);
}

.demo-window:hover {
  transform: rotateX(0deg);
}

.demo-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border-light);
}

.demo-dots {
  display: flex;
  gap: 6px;
}

.demo-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.demo-dots span:nth-child(1) { background: var(--error); }
.demo-dots span:nth-child(2) { background: var(--warning); }
.demo-dots span:nth-child(3) { background: var(--success); }

.demo-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
}

.demo-body {
  padding: 20px;
}

.demo-wallet {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.demo-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--cb-blue), var(--cb-blue-light));
  border-radius: 50%;
}

.demo-wallet-info {
  flex: 1;
}

.demo-label {
  display: block;
  font-size: 12px;
  color: var(--text-tertiary);
}

.demo-address {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.demo-status {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
}

.demo-status.scanning {
  background: var(--cb-blue-soft);
  color: var(--cb-blue);
  animation: scanning-pulse 1.5s ease infinite;
}

@keyframes scanning-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.demo-progress {
  height: 6px;
  background: var(--bg-muted);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 20px;
}

.demo-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cb-blue), var(--cb-blue-light));
  border-radius: 3px;
  animation: demo-progress 3s ease-in-out infinite;
}

@keyframes demo-progress {
  0% { width: 0%; }
  50% { width: 70%; }
  100% { width: 100%; }
}

.demo-stats {
  display: flex;
  gap: 20px;
}

.demo-stat {
  flex: 1;
  padding: 16px;
  background: var(--bg-soft);
  border-radius: 12px;
  text-align: center;
}

.demo-stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  color: var(--cb-blue);
}

.demo-stat-label {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* ============================================
   SECTIONS - Common Styles
   ============================================ */
.section {
  position: relative;
  padding: 100px 20px;
  z-index: 1;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-label {
  display: inline-block;
  padding: 6px 14px;
  background: var(--cb-blue-soft);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--cb-blue);
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Dark Section Variant */
.section-dark {
  background: var(--bg-soft);
}

.section-gradient {
  background: linear-gradient(180deg, var(--bg) 0%, var(--cb-blue-soft) 50%, var(--bg) 100%);
}

/* ============================================
   CARDS - Glassmorphism 2.0
   ============================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.glass-card {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 28px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cb-blue), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.glass-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.glass-card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cb-blue-soft);
  border-radius: 14px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.card-body {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.card-body strong {
  color: var(--cb-blue);
  font-weight: 600;
}

/* ============================================
   SAVINGS DEMO - Interactive Toggle
   ============================================ */
.savings-demo {
  max-width: 800px;
  margin: 0 auto;
}

.demo-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  padding: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.toggle-btn {
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  z-index: 2;
}

.toggle-btn.active {
  color: white;
}

.toggle-slider {
  position: absolute;
  top: 6px;
  left: 6px;
  width: calc(50% - 6px);
  height: calc(100% - 12px);
  background: var(--cb-blue);
  border-radius: 100px;
  transition: transform var(--transition-base);
  z-index: 1;
}

.demo-visualization {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
}

.portfolio-mock {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.mock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border-light);
}

.mock-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.mock-tax-bracket {
  padding: 4px 12px;
  background: var(--cb-blue-soft);
  color: var(--cb-blue);
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
}

.mock-positions {
  padding: 16px 24px;
}

.position {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-light);
}

.position:last-child {
  border-bottom: none;
}

.position-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.position-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  border-radius: 10px;
}

.position-icon.btc { background: #FFF5E6; color: #F7931A; }
.position-icon.eth { background: #EEF2FF; color: #627EEA; }
.position-icon.sol { background: #E6F9FF; color: #00D4AA; }

.position-name {
  display: flex;
  flex-direction: column;
}

.position-symbol {
  font-weight: 600;
  color: var(--text-primary);
}

.position-type {
  font-size: 13px;
  color: var(--text-tertiary);
}

.position-value {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
}

.position-value.positive { color: var(--success); }
.position-value.negative { color: var(--error); }

.scenario-with { display: none; }
.with-cbharvester .scenario-without { display: none; }
.with-cbharvester .scenario-with { display: block; }

.mock-divider {
  height: 1px;
  background: var(--border);
  margin: 0 24px;
}

.mock-summary {
  padding: 20px 24px;
  background: var(--bg-soft);
}

.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.summary-row.total {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.summary-value {
  font-family: var(--font-mono);
  font-weight: 600;
}

.savings-highlight {
  display: flex;
  align-items: center;
  justify-content: center;
}

.savings-card {
  padding: 32px;
  background: linear-gradient(135deg, var(--cb-blue) 0%, var(--cb-blue-light) 100%);
  border-radius: 20px;
  text-align: center;
  color: white;
  min-width: 200px;
}

.savings-label {
  display: block;
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 8px;
}

.savings-amount {
  display: block;
  font-family: var(--font-mono);
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 8px;
}

.savings-note {
  display: block;
  font-size: 13px;
  opacity: 0.8;
}

/* ============================================
   TIMELINE - How It Works
   ============================================ */
.steps-timeline {
  position: relative;
  padding-top: 40px;
}

.timeline-line {
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border-light);
}

.timeline-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cb-blue), var(--cb-blue-light));
  transition: width 0.3s ease;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.step {
  text-align: center;
}

.step-node {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-tertiary);
  transition: all var(--transition-base);
}

.step.active .step-node,
.step:hover .step-node {
  border-color: var(--cb-blue);
  color: var(--cb-blue);
  box-shadow: 0 0 0 4px var(--cb-blue-soft);
}

.step-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  background: var(--cb-blue-soft);
  border-radius: 12px;
}

.step-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-body {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   METRICS - Speed Section
   ============================================ */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.metric-card {
  position: relative;
  padding: 40px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  text-align: center;
  transition: all var(--transition-base);
  overflow: hidden;
}

.metric-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.metric-pulse {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 8px;
  height: 8px;
  background: var(--cb-blue);
  border-radius: 50%;
  animation: metric-pulse 2s ease infinite;
}

@keyframes metric-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 82, 255, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(0, 82, 255, 0); }
}

.metric-value {
  display: block;
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 800;
  color: var(--cb-blue);
  margin-bottom: 8px;
}

.metric-label {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.metric-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================
   FEATURES GRID
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-chip {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  transition: all var(--transition-base);
  cursor: pointer;
}

.feature-chip:hover {
  border-color: var(--cb-blue);
  background: var(--cb-blue-soft);
  transform: translateY(-2px);
}

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

.feature-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================
   LIVE DEMO INTERFACE
   ============================================ */
.demo-interface {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.demo-sidebar {
  padding: 32px 24px;
  background: var(--bg-soft);
  border-right: 1px solid var(--border);
}

.demo-steps-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.demo-step-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.demo-step-nav.active,
.demo-step-nav:hover {
  background: var(--cb-blue-soft);
}

.demo-step-nav .step-num {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--border);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-tertiary);
}

.demo-step-nav.active .step-num,
.demo-step-nav:hover .step-num {
  background: var(--cb-blue);
  color: white;
}

.demo-step-nav .step-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

.demo-step-nav.active .step-name {
  color: var(--cb-blue);
  font-weight: 600;
}

.demo-stage {
  padding: 40px;
}

.demo-step-content {
  display: none;
}

.demo-step-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

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

.stage-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.stage-desc {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.wallet-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.wallet-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px;
  background: var(--bg-soft);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.wallet-option:hover {
  border-color: var(--cb-blue);
  background: var(--cb-blue-soft);
  transform: translateY(-2px);
}

.wallet-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-size: 20px;
  font-weight: 700;
}

.wallet-icon.cb { background: var(--cb-blue); color: white; }
.wallet-icon.mm { background: #E6D5B8; }
.wallet-icon.ledger { background: #1E2026; color: white; }

.scan-progress {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 32px;
}

.scan-ring {
  width: 64px;
  height: 64px;
  border: 3px solid var(--border);
  border-top-color: var(--cb-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.scan-info {
  flex: 1;
}

.scan-status {
  display: block;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.scan-bar {
  height: 6px;
  background: var(--border-light);
  border-radius: 3px;
  overflow: hidden;
}

.scan-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cb-blue), var(--cb-blue-light));
  border-radius: 3px;
  transition: width 0.3s ease;
}

.scan-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.scan-stat {
  padding: 24px;
  background: var(--bg-soft);
  border-radius: 16px;
  text-align: center;
}

.scan-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--cb-blue);
  margin-bottom: 4px;
}

.scan-stat-label {
  font-size: 13px;
  color: var(--text-tertiary);
}

.harvest-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.harvest-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  background: var(--bg-soft);
  border: 1px solid var(--border-light);
  border-radius: 12px;
}

.harvest-asset {
  display: flex;
  align-items: center;
  gap: 12px;
}

.harvest-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  border-radius: 10px;
}

.harvest-icon.eth { background: #EEF2FF; color: #627EEA; }
.harvest-icon.sol { background: #E6F9FF; color: #00D4AA; }

.harvest-info {
  display: flex;
  flex-direction: column;
}

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

.harvest-loss {
  font-size: 13px;
  color: var(--error);
}

.harvest-save {
  padding: 8px 16px;
  background: var(--cb-blue-soft);
  color: var(--cb-blue);
  font-size: 14px;
  font-weight: 600;
  border-radius: 100px;
}

/* ============================================
   FINAL CTA
   ============================================ */
.section-final {
  padding: 120px 20px;
  text-align: center;
}

.final-cta {
  max-width: 700px;
  margin: 0 auto;
}

.final-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--cb-blue) 0%, var(--cb-blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.final-desc {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

.final-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.final-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 60px 20px 40px;
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  height: 28px;
  width: auto;
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 14px;
  color: var(--text-secondary);
  max-width: 280px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--cb-blue);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  border-color: var(--cb-blue);
  background: var(--cb-blue-soft);
}

.footer-disclaimer {
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  text-align: center;
}

.footer-disclaimer p {
  font-size: 12px;
  color: var(--text-tertiary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ============================================
   MODAL
   ============================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 11, 13, 0.6);
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  max-width: 440px;
  width: 100%;
  position: relative;
  animation: modalSlide 0.3s ease;
}

@keyframes modalSlide {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-soft);
  border: none;
  border-radius: 50%;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--border);
  color: var(--text-primary);
}

.modal-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
}

.modal-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.modal-title .accent {
  color: var(--cb-blue);
}

.modal-desc {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.5;
}

.loading-bar {
  display: none;
  height: 4px;
  background: var(--border-light);
  border-radius: 2px;
  margin-bottom: 20px;
  overflow: hidden;
}

.loading-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cb-blue), var(--cb-blue-light));
  border-radius: 2px;
  animation: loadProgress 1.5s ease-in-out forwards;
}

@keyframes loadProgress {
  to { width: 100%; }
}

.modal-input-wrap {
  margin-bottom: 16px;
}

.modal-input {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-soft);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-size: 16px;
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.modal-input:focus {
  border-color: var(--cb-blue);
  background: var(--surface);
  box-shadow: 0 0 0 4px var(--cb-blue-soft);
}

.modal-input::placeholder {
  color: var(--text-tertiary);
}

.modal-submit {
  width: 100%;
  justify-content: center;
}

.modal-trust {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.modal-trust span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-tertiary);
}

.modal-result {
  display: none;
  text-align: center;
}

.result-icon {
  font-size: 56px;
  margin-bottom: 16px;
}

.result-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.result-title .accent {
  color: var(--cb-blue);
}

.result-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */
@media (max-width: 1024px) {
  .demo-visualization {
    grid-template-columns: 1fr;
  }
  
  .savings-highlight {
    order: -1;
  }
  
  .savings-card {
    width: 100%;
  }
  
  .demo-interface {
    grid-template-columns: 1fr;
  }
  
  .demo-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  
  .demo-steps-nav {
    flex-direction: row;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav-floating {
    top: 12px;
    width: calc(100% - 24px);
  }
  
  .nav-inner {
    padding: 10px 16px;
    gap: 12px;
  }
  
  .nav-logo-icon {
    width: 28px;
    height: 28px;
  }
  
  .nav-logo-text {
    height: 20px;
  }
  
  .nav-cta {
    padding: 8px 16px;
    font-size: 13px;
  }
  
  .nav-links {
    display: none;
  }
  
  .hero {
    padding: 100px 16px 60px;
  }
  
  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  
  .hero-trust {
    flex-direction: column;
    align-items: stretch;
  }
  
  .trust-pill {
    justify-content: center;
  }
  
  .section {
    padding: 60px 16px;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
  }
  
  .steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .timeline-line {
    display: none;
  }
  
  .step {
    text-align: left;
    display: flex;
    gap: 16px;
  }
  
  .step-node {
    margin: 0;
    flex-shrink: 0;
  }
  
  .step-icon {
    display: none;
  }
  
  .step-content {
    flex: 1;
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .wallet-options {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-tagline {
    max-width: none;
  }
  
  .footer-links {
    align-items: center;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .final-ctas {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .nav-floating {
    top: 12px;
    width: calc(100% - 24px);
  }
  
  .nav-inner {
    padding: 10px 16px;
  }
  
  .nav-logo-icon {
    width: 28px;
    height: 28px;
  }
  
  .nav-logo-text {
    height: 20px;
  }
  
  .demo-window {
    transform: none;
  }
  
  .demo-stats {
    flex-direction: column;
  }
  
  .modal {
    padding: 24px;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  #neural-canvas {
    display: none;
  }
}

/* Focus states */
*:focus-visible {
  outline: 2px solid var(--cb-blue);
  outline-offset: 2px;
}

/* Selection */
::selection {
  background: var(--cb-blue-soft);
  color: var(--cb-blue);
}