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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #2c3e50;
  background-color: #ffffff;
  font-size: 16px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation - NexRev Style */
.navbar {
  background: #1a365d;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  border-bottom: 1px solid #2d5a8b;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo h2 {
  color: #1a365d;
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: -0.5px;
}

.nav-menu {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  text-decoration: none;
  color: #ffffff;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: #cbd5e0;
}

.status-link {
  background: #10b981;
  color: white !important;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: background-color 0.3s ease;
  cursor: default;
  pointer-events: none;
}

.status-link:hover {
  background: #059669;
}

/* Hero Section - NexRev Professional Style */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  color: #1a365d;
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 100%;
  height: 200%;
  background: radial-gradient(circle, rgba(26, 54, 93, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
  color: #1a365d;
}

.highlight {
  background: linear-gradient(135deg, #1a365d 0%, #2d5a8b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
}

.hero-description {
  font-size: 1.3rem;
  color: #4a5568;
  margin-bottom: 3rem;
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  font-weight: 400;
}

.hero-image {
  margin: 3rem 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-svg {
  max-width: 726px;
  width: 100%;
  height: auto;
  opacity: 0.9;
  transition: opacity 0.3s ease;
}

.hero-svg:hover {
  opacity: 1;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin: 3rem 0;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: #1a365d;
  display: block;
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: #718096;
  font-weight: 500;
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-top: 2rem;
}

.btn {
  padding: 1rem 2.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, #1a365d 0%, #2d5a8b 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(26, 54, 93, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #153252 0%, #1e4a7a 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26, 54, 93, 0.4);
}

.btn-secondary {
  background: transparent;
  color: #1a365d;
  border: 2px solid #1a365d;
}

.btn-secondary:hover {
  background: #1a365d;
  color: white;
}

/* AI Visualization */
.ai-visualization {
  position: relative;
  width: 300px;
  height: 300px;
  margin: 0 auto;
}

.ai-node {
  position: absolute;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  animation: pulse 2s infinite;
}

.ai-node:nth-child(1) {
  top: 50px;
  left: 120px;
}

.ai-node:nth-child(2) {
  top: 150px;
  left: 50px;
}

.ai-node:nth-child(3) {
  top: 150px;
  right: 50px;
}

.ai-node.active {
  background: rgba(37, 99, 235, 0.3);
  border-color: #2563eb;
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.5);
}

.connection-line {
  position: absolute;
  width: 2px;
  height: 80px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.6), transparent);
  animation: glow 3s infinite;
}

.connection-line:nth-child(4) {
  top: 110px;
  left: 140px;
  transform: rotate(30deg);
}

.connection-line:nth-child(5) {
  top: 110px;
  right: 140px;
  transform: rotate(-30deg);
}

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

@keyframes glow {
  0%,
  100% {
    opacity: 0.3;
  }
  50% {
    opacity: 0.8;
  }
}

/* Features Section - NexRev Professional Style */
.features {
  padding: 100px 0;
  background: #ffffff;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  color: #1a365d;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.2rem;
  text-align: center;
  color: #4a5568;
  margin-bottom: 4rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  font-weight: 400;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.feature-card {
  background: white;
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid #e2e8f0;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, #1a365d 0%, #2d5a8b 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(26, 54, 93, 0.15);
  border-color: #cbd5e0;
}

.feature-icon {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  color: #1a365d;
}

.feature-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #1a365d;
  line-height: 1.3;
}

.feature-card p {
  color: #4a5568;
  line-height: 1.7;
  font-size: 1rem;
}

/* Agents Section - NexRev Professional Style */
.agents {
  padding: 100px 0;
  background: #f8fafc;
}

.agents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.agent-card {
  background: white;
  padding: 2.5rem;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
  position: relative;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.agent-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(135deg, #1a365d 0%, #2d5a8b 100%);
  border-radius: 2px 0 0 2px;
}

.agent-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(26, 54, 93, 0.15);
  border-color: #cbd5e0;
}

.agent-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.agent-header h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #1a365d;
  line-height: 1.3;
}

.agent-status {
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.agent-status.active {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.agent-status.development {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fcd34d;
}

.agent-capabilities {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.capability {
  background: #e2e8f0;
  color: #1a365d;
  padding: 0.35rem 0.85rem;
  border-radius: 16px;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid #cbd5e0;
}

/* Stats Section - NexRev Professional Style */
.stats {
  padding: 80px 0;
  background: #1a365d;
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
  color: #cbd5e0;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Contact Section - NexRev Professional Style */
.contact {
  padding: 100px 0;
  background: #f8fafc;
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.contact-item {
  background: white;
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  text-align: center;
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(26, 54, 93, 0.12);
}

.contact-item h4 {
  color: #1a365d;
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 700;
}

.contact-item p {
  color: #4a5568;
  line-height: 1.6;
}

/* Footer - NexRev Professional Style */
.footer {
  background: #1a365d;
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h4 {
  color: #ffffff;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.75rem;
}

.footer-section ul li a {
  color: #cbd5e0;
  text-decoration: none;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

.footer-section ul li a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid #2d5a8b;
  padding-top: 2rem;
  text-align: center;
  color: #cbd5e0;
  font-size: 0.9rem;
}

/* Responsive Design - NexRev Professional Style */
@media (max-width: 768px) {
  .hero-container {
    text-align: center;
    padding: 0 15px;
  }

  .hero-title {
    font-size: 3rem;
  }

  .hero-stats {
    gap: 2.5rem;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .nav-menu {
    display: none;
  }

  .features-grid,
  .agents-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .hero-description {
    font-size: 1.1rem;
  }

  .hero-svg {
    max-width: 400px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-card,
  .agent-card {
    padding: 2rem;
  }

  .section-title {
    font-size: 2.2rem;
  }
}