/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #ffffff;
  background-color: #000000;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 20px;
  color: #ffffff;
  text-decoration: none;
}

.logo-icon {
  font-size: 24px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  text-decoration: none;
  color: #D1D5DB;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #0d9488;
}

.nav-cta {
  background: linear-gradient(135deg, #14b8a6, #0d9488);
  color: white !important;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.nav-cta:hover {
  background: linear-gradient(135deg, #0d9488, #0f766e);
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #000000 0%, #111111 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(8, 145, 178, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-headline {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  color: #ffffff;
}

.highlight {
  background: linear-gradient(135deg, #14b8a6, #0d9488);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 20px;
  color: #D1D5DB;
  margin-bottom: 32px;
  line-height: 1.6;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.cta-button.primary {
  background: linear-gradient(135deg, #14b8a6, #0d9488);
  color: white;
  box-shadow: 0 4px 20px rgba(20, 184, 166, 0.3);
}

.cta-button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(20, 184, 166, 0.4);
}

.cta-button.full-width {
  width: 100%;
  max-width: 200px;
  margin: 0 auto;
  justify-content: center;
}

.button-arrow {
  transition: transform 0.3s ease;
}

.cta-button:hover .button-arrow {
  transform: translateX(4px);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 48px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: #14b8a6;
  line-height: 1;
}

.stat-label {
  font-size: 14px;
  color: #D1D5DB;
  margin-top: 4px;
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.demo-container {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.testing-interface {
  position: relative;
  width: 100%;
  height: 280px;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border-radius: 20px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.app-mockup {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #111827 0%, #000000 100%);
  position: relative;
  overflow: hidden;
  border-radius: 18px;
}

.mockup-header {
  height: 40px;
  background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mockup-header .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.mockup-header .dot:first-child {
  background: #ef4444;
}

.mockup-header .dot:nth-child(2) {
  background: #f59e0b;
}

.mockup-header .dot:nth-child(3) {
  background: #22c55e;
}

.mockup-element {
  background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
  border-radius: 8px;
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.mockup-element.header {
  top: 60px;
  left: 16px;
  right: 16px;
  height: 20px;
}

.mockup-element.content {
  top: 100px;
  left: 16px;
  width: 60%;
  height: 40px;
}

.mockup-element.button {
  bottom: 40px;
  left: 16px;
  width: 80px;
  height: 32px;
  background: linear-gradient(135deg, #14b8a6, #0d9488);
  box-shadow: 0 4px 12px rgba(20, 184, 166, 0.3);
}

.mockup-element.button.secondary {
  left: 110px;
  background: linear-gradient(135deg, #6b7280, #4b5563);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.ai-cursor {
  position: absolute;
  width: 20px;
  height: 20px;
  background: #14b8a6;
  border-radius: 50%;
  z-index: 10;
  transition: all 2s ease-in-out;
  box-shadow: 0 0 20px rgba(20, 184, 166, 0.6);
}

.ai-cursor::after {
  content: '';
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  border: 2px solid #14b8a6;
  border-radius: 50%;
  opacity: 0.3;
  animation: pulse 2s infinite;
}

.ai-cursor.rage-clicking {
  animation: rageClick 0.5s ease-in-out;
}

@keyframes rageClick {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(0.8); background: #ef4444; }
  50% { transform: scale(1.2); background: #ef4444; }
  75% { transform: scale(0.9); background: #ef4444; }
}

.hesitation-indicator {
  position: absolute;
  background: rgba(239, 68, 68, 0.9);
  color: white;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 16px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 20;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.hesitation-indicator.show {
  opacity: 1;
  transform: translateY(0);
}

.hesitation-indicator::before {
  content: '⚠️';
  font-size: 14px;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.1;
  }
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.flow-step.active {
  background: rgba(8, 145, 178, 0.2);
  border-color: #0891b2;
}

.step-icon {
  font-size: 24px;
}

.step-text {
  font-size: 12px;
  font-weight: 600;
  color: #94a3b8;
  text-align: center;
}

.flow-arrow {
  font-size: 20px;
  color: #64748b;
}

/* Solution Section */
.solution {
  padding: 100px 0;
  background: #000000;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 64px;
  color: #ffffff;
}

.section-subtitle {
  font-size: 20px;
  color: #D1D5DB;
  text-align: center;
  margin-bottom: 64px;
  margin-top: -32px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.benefit-card {
  padding: 24px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  min-height: 180px;
}

.benefit-card:nth-child(1) {
  background: linear-gradient(0deg, #1e3a3a 0%, #0f1a1a 100%);
}

.benefit-card:nth-child(2) {
  background: linear-gradient(0deg, #3a2a1e 0%, #1a140f 100%);
}

.benefit-card:nth-child(3) {
  background: linear-gradient(0deg, #1e2a3a 0%, #0f141a 100%);
}

.benefit-card:nth-child(4) {
  background: linear-gradient(0deg, #2a1e3a 0%, #1a0f1a 100%);
}

.benefit-card:nth-child(5) {
  background: linear-gradient(0deg, #3a1e2a 0%, #1a0f14 100%);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  border-color: rgba(8, 145, 178, 0.4);
}

.benefit-icon {
  font-size: 20px;
  margin-bottom: 16px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-card:nth-child(1) .benefit-icon {
  color: #22c55e;
  background: rgba(34, 197, 94, 0.1);
  border-color: rgba(34, 197, 94, 0.2);
}

.benefit-card:nth-child(2) .benefit-icon {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.2);
}

.benefit-card:nth-child(3) .benefit-icon {
  color: #14b8a6;
  background: rgba(20, 184, 166, 0.1);
  border-color: rgba(20, 184, 166, 0.2);
}

.benefit-card:nth-child(4) .benefit-icon {
  color: #8b5cf6;
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.2);
}

.benefit-card:nth-child(5) .benefit-icon {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.2);
}

.benefit-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  color: #ffffff;
}

.benefit-card p {
  color: #D1D5DB;
  line-height: 1.6;
}

/* How It Works */
.how-it-works {
  padding: 100px 0;
  background: #111111;
}

.stepper-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: flex-start;
  max-width: 1000px;
  margin: 64px auto 0;
}

.stepper-accordion {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1;
}

.step-item {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.step-item.active {
  background: rgba(20, 184, 166, 0.05);
  border-color: rgba(20, 184, 166, 0.3);
}

.step-header {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 24px 32px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.step-header:hover {
  background: rgba(255, 255, 255, 0.02);
}

.step-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.step-number {
  width: 40px;
  height: 40px;
  background: rgba(20, 184, 166, 0.1);
  border: 2px solid rgba(20, 184, 166, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #14b8a6;
  transition: all 0.3s ease;
}

.step-item.active .step-number {
  background: #14b8a6;
  color: #000000;
  border-color: #14b8a6;
  box-shadow: 0 0 20px rgba(20, 184, 166, 0.4);
}

.step-line {
  display: none;
}

.step-item:last-child .step-line {
  display: none;
}

.step-item.active .step-line {
  background: rgba(20, 184, 166, 0.3);
}

.step-title {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-title h3 {
  font-size: 24px;
  font-weight: 600;
  margin: 0;
  color: #ffffff;
}


.step-content {
  padding: 8px 32px 32px 96px;
  display: block;
}


.step-content p {
  color: #D1D5DB;
  line-height: 1.6;
  font-size: 16px;
  margin-bottom: 24px;
}

/* Animation Container */
.step-animation-container {
  flex: 1;
  position: sticky;
  top: 120px;
  height: fit-content;
}

.animation-content {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 32px;
  min-height: 500px;
  position: relative;
  overflow: hidden;
}

.step-animation {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 32px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.step-animation.active {
  opacity: 1;
  transform: translateY(0);
}

/* Step 1 Animation - Sparrow Interface */
.sparrow-interface {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}

.interface-image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  object-fit: contain;
}
  justify-content: center;
}

.file-type {
  background: rgba(20, 184, 166, 0.2);
  color: #14b8a6;
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 500;
}

.task-definition {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.task-definition h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 16px 0;
}

.task-input {
  margin-bottom: 20px;
}

.task-input input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #ffffff;
  font-size: 14px;
}

.task-input input::placeholder {
  color: #9CA3AF;
}

.persona-selection h5 {
  color: #D1D5DB;
  font-size: 14px;
  font-weight: 500;
  margin: 0 0 12px 0;
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.persona-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

.persona-card.selected {
  background: rgba(20, 184, 166, 0.1);
  border-color: rgba(20, 184, 166, 0.3);
}

.persona-avatar {
  font-size: 24px;
  margin-bottom: 4px;
}

.persona-card span {
  color: #D1D5DB;
  font-size: 12px;
  font-weight: 500;
}

.persona-card.selected span {
  color: #14b8a6;
}

/* Step 2 Animation - AI Testing Dashboard */
.ai-testing-dashboard {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.test-progress {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
}

.progress-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.ai-icon {
  font-size: 20px;
}

.progress-header h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

.test-counter {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.counter-number {
  font-size: 32px;
  font-weight: 700;
  color: #14b8a6;
  animation: countUp 2s ease-out;
}

.counter-label {
  color: #9CA3AF;
  font-size: 12px;
}

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

.friction-heatmap {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.friction-heatmap h5 {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 16px 0;
}

.heatmap-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.heatmap-element {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-radius: 8px;
  border-left: 4px solid;
}

.heatmap-element.high-friction {
  background: rgba(239, 68, 68, 0.1);
  border-left-color: #ef4444;
}

.heatmap-element.medium-friction {
  background: rgba(245, 158, 11, 0.1);
  border-left-color: #f59e0b;
}

.heatmap-element.low-friction {
  background: rgba(34, 197, 94, 0.1);
  border-left-color: #22c55e;
}

.friction-label {
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
}

.friction-score {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 12px;
}

.high-friction .friction-score {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.medium-friction .friction-score {
  background: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
}

.low-friction .friction-score {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.insights-preview {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.insights-preview h5 {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 16px 0;
}

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

.insight-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
}

.insight-icon {
  font-size: 16px;
}

.insight-item span:last-child {
  color: #D1D5DB;
  font-size: 14px;
}

/* Step 3 Animation - Demographics Interface */
.demographics-interface {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  transform: scale(0.65);
  transform-origin: center;
}

.demographics-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  margin-bottom: 16px;
}

.demographics-header h4 {
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.total-participants {
  color: #14b8a6;
  font-size: 14px;
  font-weight: 500;
}

.demographics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.demo-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 16px;
}

.demo-card.generation {
  grid-column: 1 / -1;
}

.demo-card h5 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 12px 0;
}

.demo-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.demo-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.demo-icon {
  font-size: 18px;
}

.demo-label {
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
}

.demo-percentage {
  color: #14b8a6;
  font-size: 16px;
  font-weight: 700;
}

.demo-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.demo-detail {
  color: #9CA3AF;
  font-size: 12px;
}

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

.stat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
}

.stat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
}

.stat-dot.northeast { background: #3b82f6; }
.stat-dot.south { background: #22c55e; }
.stat-dot.midwest { background: #f59e0b; }
.stat-dot.west { background: #ef4444; }
.stat-dot.female { background: #ec4899; }
.stat-dot.male { background: #3b82f6; }
.stat-dot.nonbinary { background: #8b5cf6; }
.stat-dot.undisclosed { background: #6b7280; }
.stat-dot.income1 { background: #3b82f6; }
.stat-dot.income2 { background: #22c55e; }
.stat-dot.income3 { background: #f59e0b; }
.stat-dot.income4 { background: #ef4444; }
.stat-dot.income5 { background: #ec4899; }

.stat-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.stat-label {
  color: #D1D5DB;
  font-size: 14px;
  flex: 1;
}

.stat-number {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  min-width: 24px;
  text-align: right;
}

.stat-percent {
  color: #9CA3AF;
  font-size: 12px;
  min-width: 32px;
  text-align: right;
}

@media (max-width: 768px) {
  .demographics-grid {
    grid-template-columns: 1fr;
  }
  
  .demo-card.generation {
    grid-column: 1;
  }
}





/* Step 4 Animation - Unified Report */
.unified-report {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.report-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.report-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.report-icon {
  font-size: 20px;
}

.report-title h4 {
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.status-badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.status-badge.complete {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.report-sections {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.report-section {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.report-section h5 {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 16px 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.metric-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  text-align: center;
}

.metric-value {
  font-size: 24px;
  font-weight: 700;
  color: #14b8a6;
}

.metric-label {
  color: #9CA3AF;
  font-size: 12px;
}

.quote-preview {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}

.quote-icon {
  font-size: 24px;
  color: #14b8a6;
  line-height: 1;
}

.quote-text {
  color: #D1D5DB;
  font-size: 14px;
  line-height: 1.4;
  font-style: italic;
}

.report-recommendations {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.report-recommendations h5 {
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 16px 0;
}

.analysis-dashboard {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  max-width: 400px;
}

.analysis-status {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(20, 184, 166, 0.1);
  border-radius: 12px;
  border: 1px solid rgba(20, 184, 166, 0.2);
}

.status-icon {
  font-size: 20px;
}

.analysis-status span:last-child {
  color: #14b8a6;
  font-weight: 600;
}

.interview-interface {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 400px;
}

.interview-session {
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.participant-info {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.avatar {
  width: 40px;
  height: 40px;
  background: #14b8a6;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000000;
  font-weight: 600;
  font-size: 14px;
}

.info .name {
  color: #ffffff;
  font-weight: 600;
  font-size: 14px;
}

.info .role {
  color: #9CA3AF;
  font-size: 12px;
}

.interview-quote {
  color: #D1D5DB;
  font-style: italic;
  font-size: 14px;
  margin: 0;
}

.final-report {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  max-width: 400px;
}

.report-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.report-icon {
  font-size: 20px;
}

.report-header h4 {
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

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

.metric {
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.metric-value {
  font-size: 24px;
  font-weight: 700;
  color: #14b8a6;
  margin-bottom: 4px;
}

.metric-label {
  color: #D1D5DB;
  font-size: 12px;
}
/* Step 1 Animation - Study Setup */
.study-setup-interface {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.question-bubble {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.question-text {
  color: #ffffff;
  font-size: 16px;
  font-weight: 500;
}

.send-button {
  background: #14b8a6;
  color: #000000;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  flex-shrink: 0;
}

.conversation-settings {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 24px;
}

.settings-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.settings-icon {
  color: #14b8a6;
  font-size: 18px;
}

.settings-header h4 {
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.setting-item {
  margin-bottom: 20px;
}

.setting-item label {
  display: block;
  color: #D1D5DB;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 12px;
}

.duration-slider {
  display: flex;
  align-items: center;
  gap: 16px;
}

.duration-slider span {
  color: #9CA3AF;
  font-size: 12px;
}

.slider {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  position: relative;
}

.slider-track {
  height: 100%;
  width: 60%;
  background: #14b8a6;
  border-radius: 2px;
}

.slider-thumb {
  position: absolute;
  top: -4px;
  left: 60%;
  width: 12px;
  height: 12px;
  background: #14b8a6;
  border-radius: 50%;
  transform: translateX(-50%);
}

.question-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(20, 184, 166, 0.2);
  color: #14b8a6;
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 500;
}

/* Step 2 Animation - Moderator Interface */
.moderator-interface {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.business-context,
.study-type-section {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px;
}

.context-header,
.study-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.context-icon,
.study-icon {
  color: #14b8a6;
  font-size: 16px;
}

.context-header h4,
.study-header h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

.business-context p {
  color: #D1D5DB;
  line-height: 1.5;
  font-size: 14px;
  margin: 0;
}

.study-options {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.study-option {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #D1D5DB;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.study-option.active {
  background: rgba(20, 184, 166, 0.2);
  border-color: rgba(20, 184, 166, 0.3);
  color: #14b8a6;
}

.learning-objectives label {
  display: block;
  color: #D1D5DB;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 12px;
}

.learning-objectives ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.learning-objectives li {
  color: #D1D5DB;
  font-size: 14px;
  margin-bottom: 8px;
  padding-left: 16px;
  position: relative;
}

.learning-objectives li::before {
  content: '•';
  color: #14b8a6;
  position: absolute;
  left: 0;
}

/* Step 3 Animation - Audience Interface */
.audience-interface {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.participant-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.participant-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.participant-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
}

.participant-tag.red {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.participant-tag.green {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.participant-card p {
  color: #ffffff;
  font-size: 14px;
  line-height: 1.5;
  margin: 0 0 12px 0;
  font-style: italic;
}

.participant-id {
  color: #9CA3AF;
  font-size: 12px;
}

/* Step 4 Animation - Data Synthesis */
.data-synthesis {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.analyzing-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

.spark-icon {
  color: #14b8a6;
  font-size: 24px;
  animation: sparkle 2s infinite;
}

.analyzing-header span {
  color: #ffffff;
  font-size: 24px;
  font-weight: 600;
}

@keyframes sparkle {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.1); }
}

.insight-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.insight-tag {
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  animation: fadeInUp 0.5s ease forwards;
  opacity: 0;
  transform: translateY(10px);
}

.insight-tag:nth-child(1) { animation-delay: 0.1s; }
.insight-tag:nth-child(2) { animation-delay: 0.2s; }
.insight-tag:nth-child(3) { animation-delay: 0.3s; }
.insight-tag:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.insight-tag.green {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.insight-tag.red {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* Responsive Design for Stepper */
@media (max-width: 1024px) {
  .stepper-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .step-animation-container {
    position: relative;
    top: auto;
  }
}

@media (max-width: 768px) {
  .stepper-content {
    padding: 0 16px;
  }
  
  .step-header {
    padding: 20px 24px;
    gap: 16px;
  }
  
  .step-content {
    padding: 0 24px 24px 80px;
  }
  
  .step-title h3 {
    font-size: 20px;
  }
  
  .animation-content {
    padding: 24px;
    min-height: 400px;
  }
}

@media (max-width: 480px) {
  .step-content {
    padding: 0 16px 20px 64px;
  }
  
  .step-header {
    padding: 16px 20px;
  }
  
  .step-number {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  
  .step-title h3 {
    font-size: 18px;
  }
  
  .animation-content {
    padding: 20px;
    min-height: 300px;
  }
}

.stepper-container {
  max-width: 1400px;
  margin: 64px auto 0;
}

/* Remove old step visual styles */
.step-visual,
.upload-interface,
.upload-area,
.upload-icon,
.persona-selector,
.persona-card,
.analysis-dashboard,
.analysis-status,
.status-icon,
.insights-preview,
.insight-item,
.interview-interface,
.interview-session,
.participant-info,
.avatar,
.info,
.name,
.role,
.interview-quote,
.final-report,
.report-header,
.report-icon,
.report-metrics,
.metric,
.metric-value,
.metric-label {
  display: none;
}

/* Clean up any remaining old styles */
.upload-area p,
.insight-item p {
  display: none;
}

.insight-tag.friction,
.insight-tag.success {
  display: none;
}

/* Responsive Design for Stepper */
@media (max-width: 768px) {
  .stepper-container {
    padding: 0 16px;
  }
  
  .step-header {
    padding: 20px 24px;
    gap: 16px;
  }
  
  .step-content {
    padding: 0 24px 24px 80px;
  }
  
  .step-title h3 {
    font-size: 20px;
  }
  
  .report-metrics {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .persona-selector {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .step-content {
    padding: 0 16px 20px 64px;
  }
  
  .step-header {
    padding: 16px 20px;
  }
  
  .step-number {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  
  .step-title h3 {
    font-size: 18px;
  }
}


/* Testimonials */
.testimonials {
  padding: 100px 0;
  background: #000000;
}

.testimonial-card {
  max-width: 800px;
  margin: 0 auto;
  background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
  border-radius: 24px;
  padding: 48px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.quote-mark {
  font-size: 64px;
  color: #14b8a6;
  line-height: 1;
  margin-bottom: 24px;
  font-family: serif;
}

.testimonial-text {
  font-size: 24px;
  line-height: 1.5;
  color: #ffffff;
  margin-bottom: 32px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-name {
  font-weight: 600;
  color: #ffffff;
  font-size: 16px;
}

.author-title {
  color: #D1D5DB;
  font-size: 14px;
}

/* Waitlist CTA */
.waitlist-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
  color: white;
}

.waitlist-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.waitlist-headline {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
}

.waitlist-description {
  font-size: 18px;
  color: #D1D5DB;
  margin-bottom: 48px;
}

.waitlist-form {
  background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
  padding: 32px;
  border-radius: 16px;
  margin-bottom: 32px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group input,
.form-group select {
  padding: 16px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.3s ease;
  background: #000000;
  color: #ffffff;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: #0891b2;
}

.form-group input::placeholder {
  color: #9CA3AF;
}

.waitlist-benefits {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 48px;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #D1D5DB;
}

.check-icon {
  color: #22c55e;
  font-weight: bold;
}

/* Footer */
.footer {
  background: #000000;
  color: white;
  padding: 80px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 20px;
  margin-bottom: 16px;
}

.footer-tagline {
  color: #D1D5DB;
  font-size: 16px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-section h4 {
  font-weight: 600;
  margin-bottom: 16px;
  color: white;
}

.footer-section a {
  display: block;
  color: #D1D5DB;
  text-decoration: none;
  margin-bottom: 8px;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: #0891b2;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 32px;
  text-align: center;
  color: #D1D5DB;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: white;
  border-radius: 16px;
  max-width: 480px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 24px 0;
}

.modal-header h3 {
  font-size: 20px;
  font-weight: 600;
  color: #1e293b;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #64748b;
  padding: 4px;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.modal-close:hover {
  background: #f1f5f9;
}

.modal-body {
  padding: 16px 24px 24px;
}

.modal-body p {
  color: #6B7280;
  line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .nav-container {
    padding: 0 16px;
  }
  
  .nav-links {
    gap: 16px;
  }
  
  .hero {
    padding: 100px 0 60px;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  
  .hero-headline {
    font-size: 40px;
  }
  
  .hero-description {
    font-size: 18px;
  }
  
  .hero-stats {
    justify-content: center;
    gap: 32px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  
  .steps-container {
    flex-direction: column;
    gap: 32px;
  }
  
  .testimonial-card {
    padding: 32px 24px;
  }
  
  .testimonial-text {
    font-size: 20px;
  }
  
  .waitlist-headline {
    font-size: 32px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .waitlist-benefits {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .hero-headline {
    font-size: 32px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .waitlist-headline {
    font-size: 28px;
  }
  
  .waitlist-form {
    padding: 24px;
  }
}