/* AgenticNetworks - Static Website Styles */

:root {
  /* Colors */
  --primary: #0EA5E9;
  --primary-dark: #0284C7;
  --secondary: #10B981;
  --accent: #F59E0B;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F9FAFB;
  --bg-tertiary: #F3F4F6;
  --border: #E5E7EB;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  padding: 1rem 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand .logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  padding: 0.5rem 0;
  position: relative;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.2s;
}

.nav-links a:not(.btn):hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: all 0.2s;
}

/* Hero Section */
.hero {
  padding: 8rem 0 var(--spacing-3xl);
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(14, 165, 233, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto var(--spacing-3xl);
  position: relative;
  z-index: 2;
}

.hero h1 {
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Trust Section */
.trust-section {
  text-align: center;
  margin-top: var(--spacing-3xl);
}

.trust-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-lg);
  align-items: center;
  opacity: 0.6;
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm);
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all 0.2s;
}

.logo-item:hover {
  background-color: var(--bg-secondary);
  opacity: 1;
}

/* Features Section */
.features {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-primary);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-3xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-md);
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  padding: var(--spacing-xl);
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  opacity: 0;
  transition: opacity 0.2s;
}

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

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.5rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Integrations */
.integrations {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-secondary);
}

.integration-categories {
  display: grid;
  gap: var(--spacing-3xl);
}

.category h3 {
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
  font-size: 1.5rem;
}

.integration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.integration-card {
  padding: var(--spacing-lg);
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.3s;
  text-align: center;
}

.integration-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.integration-card h4 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.125rem;
}

.integration-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Use Cases */
.use-cases {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-primary);
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.use-case-card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid var(--border);
  transition: all 0.3s;
}

.use-case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

.use-case-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.use-case-header h3 {
  margin-bottom: 0;
  font-size: 1.25rem;
}

.use-case-badge {
  background-color: var(--primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

.use-case-card p {
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

.metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.metric {
  text-align: center;
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
}

.metric-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-xs);
}

.metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tech-stack {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.tech-tag {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

/* Demo Section */
.demo {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.demo-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.demo-text h2 {
  margin-bottom: var(--spacing-md);
}

.demo-text p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
}

.demo-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.demo-visual {
  position: relative;
}

.network-visualization {
  position: relative;
  width: 100%;
  height: 400px;
  background: radial-gradient(circle at center, rgba(14, 165, 233, 0.05) 0%, transparent 70%);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
}

.agent-node {
  position: absolute;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--bg-primary);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  font-weight: 500;
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
  transition: all 0.2s;
  animation: pulse 2s infinite;
}

.agent-node:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.agent-node.langchain {
  top: 15%;
  left: 15%;
  border-color: #FF6B6B;
}

.agent-node.openai {
  top: 15%;
  right: 15%;
  border-color: #4ECDC4;
}

.agent-node.anthropic {
  bottom: 25%;
  left: 15%;
  border-color: #45B7D1;
}

.agent-node.xai {
  bottom: 25%;
  right: 15%;
  border-color: #96CEB4;
}

.agent-node.center {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
  font-weight: 700;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Pricing */
.pricing {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-primary);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.pricing-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all 0.3s;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  transform: scale(1.05);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.pricing-card.featured:hover {
  transform: translateY(-4px) scale(1.05);
}

.pricing-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.price {
  margin-bottom: var(--spacing-xl);
}

.currency {
  font-size: 1.5rem;
  color: var(--text-muted);
  vertical-align: top;
}

.amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary);
}

.period {
  font-size: 1rem;
  color: var(--text-muted);
}

.features {
  list-style: none;
  margin-bottom: var(--spacing-xl);
}

.features li {
  padding: var(--spacing-xs) 0;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.features li:last-child {
  border-bottom: none;
}

/* CTA Section */
.cta {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  text-align: center;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.cta p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
}

.cta-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.cta .btn-primary {
  background-color: white;
  color: var(--primary);
  border-color: white;
}

.cta .btn-primary:hover {
  background-color: var(--bg-secondary);
}

.cta .btn-secondary {
  background-color: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

.cta .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: white;
}

.cta-features {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-features .feature {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.875rem;
}

/* Footer */
.footer {
  background-color: var(--text-primary);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
}

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

.link-group h4 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: 1rem;
}

.link-group a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  margin-bottom: var(--spacing-xs);
  transition: color 0.2s;
}

.link-group a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
}

.footer-legal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-legal p {
  color: rgba(255, 255, 255, 0.5);
}

.legal-links {
  display: flex;
  gap: var(--spacing-lg);
}

.legal-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.legal-links a:hover {
  color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero {
    padding: 6rem 0 var(--spacing-xl);
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .demo-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .demo-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }
  
  .network-visualization {
    height: 300px;
  }
  
  .feature-grid,
  .integration-grid,
  .use-case-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .footer-legal {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .agent-node {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}