/* Landing Page Specific Styles */

/* ================================
   Hero Section
   ================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-6);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
}

.memory-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background-color: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 100px;
  margin-bottom: var(--space-6);
  font-size: 0.875rem;
  color: var(--color-primary);
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero-title {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-10);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

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

.stat-divider {
  width: 1px;
  height: 40px;
  background-color: var(--color-border);
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: var(--space-4);
  }
  .stat-divider {
    display: none;
  }
}

/* ================================
   Problem Section
   ================================ */
.problem {
  background-color: var(--color-secondary);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.problem-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-fast);
}

.problem-card:hover {
  border-color: var(--color-error);
  transform: translateY(-4px);
}

.problem-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.problem-card h3 {
  margin-bottom: var(--space-3);
}

.problem-card p {
  font-size: 0.875rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .problem-grid {
    grid-template-columns: 1fr;
  }
}

/* ================================
   Solution Section
   ================================ */
.solution {
  background-color: var(--color-background);
}

.solution-showcase {
  max-width: 800px;
  margin: 0 auto;
}

.code-window {
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: left;
}

.code-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.code-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-border);
}

.code-dot:nth-child(1) { background-color: #EF4444; }
.code-dot:nth-child(2) { background-color: #F59E0B; }
.code-dot:nth-child(3) { background-color: #10B981; }

.code-title {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
}

.code-content {
  padding: var(--space-6);
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.8;
}

.code-comment { color: #6B7280; }
.code-keyword { color: #C084FC; }
.code-string { color: #10B981; }
.code-boolean { color: #F59E0B; }

/* ================================
   Features Section
   ================================ */
.features {
  background-color: var(--color-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-fast);
}

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

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background-color: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.feature-card h3 {
  font-size: 1rem;
  margin-bottom: var(--space-2);
}

.feature-card p {
  font-size: 0.875rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* ================================
   Integrations Section
   ================================ */
.integrations {
  background-color: var(--color-background);
}

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.integration-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-fast);
}

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

.integration-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  background-color: var(--color-background);
  border-radius: var(--radius-md);
}

.integration-logo svg {
  width: 32px;
  height: 32px;
  color: var(--color-text-secondary);
}

.integration-logo.langchain svg { color: #10B981; }
.integration-logo.crewai svg { color: #F59E0B; }
.integration-logo.autogen svg { color: #6366F1; }

.integration-card h3 {
  margin-bottom: var(--space-2);
}

.integration-card p {
  font-size: 0.875rem;
  margin-bottom: var(--space-4);
}

.integration-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.integration-cta {
  text-align: center;
}

.integration-cta p {
  margin-bottom: var(--space-4);
}

@media (max-width: 768px) {
  .integrations-grid {
    grid-template-columns: 1fr;
  }
}

/* ================================
   CTA Section
   ================================ */
.cta {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary) 200%);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta-content {
  position: relative;
  text-align: center;
}

.cta h2 {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
}

.cta p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.cta .btn-ghost {
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

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

@media (max-width: 768px) {
  .cta h2 {
    font-size: 1.75rem;
  }
  .cta-actions {
    flex-direction: column;
  }
}

/* ================================
   Footer
   ================================ */
.footer {
  background-color: var(--color-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: var(--space-12);
  margin-bottom: var(--space-8);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand .nav-logo {
  margin-bottom: var(--space-4);
}

.footer-brand p {
  font-size: 0.875rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.footer-col h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.footer-col a:hover {
  color: var(--color-text-primary);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ================================
   Animations
   ================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.animate-delay-100 { animation-delay: 100ms; }
.animate-delay-200 { animation-delay: 200ms; }
.animate-delay-300 { animation-delay: 300ms; }
.animate-delay-400 { animation-delay: 400ms; }