/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  background: rgba(15, 23, 42, 0.95);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.navbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  margin: 0;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.mobile-menu-toggle {
  display: none;
  background: none;
  color: var(--text-primary);
  padding: 0.5rem;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background: currentColor;
  left: 0;
  transition: all 0.3s ease;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: all 0.3s ease;
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-block {
  width: 100%;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 10rem 0 6rem;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 2rem;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subheadline {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-form {
  margin-bottom: 2rem;
}

.form-group {
  display: flex;
  gap: 1rem;
}

.form-input {
  flex: 1;
  padding: 1rem;
  background: var(--dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  color: var(--text-primary);
  font-size: 1rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.hero-trust {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 0.7rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.trust-icon {
  color: var(--secondary-color);
}

.dashboard-mockup {
  position: relative;
}

.mockup-window {
  background: var(--dark-surface);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mockup-dots {
  display: flex;
  gap: 0.5rem;
}

.mockup-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.mockup-title {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.mockup-content {
  padding: 2rem;
}

.mockup-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: rgba(37, 99, 235, 0.1);
  padding: 1rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(37, 99, 235, 0.2);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

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

.mockup-chart {
  background: rgba(255, 255, 255, 0.02);
  padding: 1.5rem;
  border-radius: 0.5rem;
}

.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 120px;
}

.chart-bar {
  flex: 1;
  background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
  border-radius: 0.25rem;
  animation: chartGrow 1s ease-out;
}

@keyframes chartGrow {
  from {
    height: 0;
  }
}

.hero-gradient {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(37, 99, 235, 0.15), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* Problem Section */
.problem-section {
  padding: 6rem 0;
  background: var(--dark-surface);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.problem-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.stat-highlight {
  text-align: center;
  padding: 2rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 1rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.stat-description {
  color: var(--text-secondary);
}

.problem-scenarios {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.scenario-card {
  padding: 2rem;
  background: var(--dark-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  transition: all 0.3s ease;
}

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

.scenario-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.scenario-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.scenario-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.problem-cta {
  text-align: center;
  margin-top: 3rem;
}

.problem-question {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

/* Vision Section */
.vision-section {
  padding: 6rem 0;
}

.vision-steps {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 4rem;
}

.step-card {
  flex: 1;
  padding: 2rem;
  background: var(--dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  transition: all 0.3s ease;
}

.step-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.2);
}

.step-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-color);
  opacity: 0.3;
  margin-bottom: 1rem;
}

.step-icon {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.step-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.step-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.step-features {
  list-style: none;
}

.step-features li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.step-features li::before {
  content: '✓';
  color: var(--secondary-color);
  margin-right: 0.5rem;
  font-weight: bold;
}

.step-divider {
  color: var(--primary-color);
  opacity: 0.5;
}

.demo-visual {
  background: var(--dark-surface);
  padding: 3rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.animation-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.flow-node {
  padding: 1rem 2rem;
  background: var(--dark-bg);
  border: 2px solid var(--primary-color);
  border-radius: 0.5rem;
  font-weight: 600;
  text-align: center;
}

.flow-source {
  border-color: var(--secondary-color);
}

.flow-ai {
  border-color: var(--primary-color);
  background: rgba(37, 99, 235, 0.1);
}

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

.flow-channel {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
}

.flow-arrow {
  width: 40px;
  height: 2px;
  background: var(--primary-color);
  position: relative;
}

.flow-arrow::after {
  content: '';
  position: absolute;
  right: -6px;
  top: -4px;
  width: 0;
  height: 0;
  border-left: 6px solid var(--primary-color);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

/* Social Proof Section */
.social-proof-section {
  padding: 6rem 0;
  background: var(--dark-surface);
}

.proof-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.proof-stat-card {
  text-align: center;
  padding: 2rem;
  background: var(--dark-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
}

.proof-stat-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.proof-stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.proof-stat-label {
  color: var(--text-secondary);
}

.testimonials-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2rem;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.testimonial-card {
  padding: 2rem;
  background: var(--dark-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
}

.testimonial-quote {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
}

.author-name {
  font-weight: 600;
}

.author-title {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.proof-credentials {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 2rem;
  background: rgba(37, 99, 235, 0.05);
  border-radius: 1rem;
}

.credentials-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.credentials-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Features Section */
.features-section {
  padding: 6rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.feature-card {
  padding: 2rem;
  background: var(--dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  transition: all 0.3s ease;
}

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

.feature-primary {
  border-color: var(--primary-color);
  background: rgba(37, 99, 235, 0.05);
}

.feature-icon {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.impact-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  color: var(--secondary-color);
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.features-comparison {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem;
  background: var(--dark-surface);
  border-radius: 1rem;
}

.comparison-title {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 2rem;
}

.comparison-table {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  overflow: hidden;
}

.comparison-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  background: var(--dark-bg);
}

.comparison-header {
  font-weight: 700;
  background: rgba(37, 99, 235, 0.1);
}

.comparison-cell {
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.comparison-label {
  justify-content: flex-start;
  font-weight: 600;
}

.comparison-highlight {
  background: rgba(37, 99, 235, 0.05);
  color: var(--primary-color);
}

/* FAQ Section */
.faq-section {
  padding: 6rem 0;
  background: var(--dark-surface);
}

.faq-grid {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  background: none;
  color: var(--text-primary);
  font-size: 1.125rem;
  font-weight: 600;
  text-align: left;
  transition: color 0.3s ease;
}

.faq-question:hover {
  color: var(--primary-color);
}

.faq-icon {
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding-bottom: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.faq-cta {
  text-align: center;
  margin-top: 3rem;
}

.faq-cta-text {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

/* CTA Section */
.cta-section {
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
}

.cta-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.cta-benefits {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cta-benefit {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.benefit-icon {
  color: var(--secondary-color);
  flex-shrink: 0;
}

.cta-form-card {
  padding: 2rem;
  background: var(--dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
}

.form-group-vertical {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-label {
  font-weight: 600;
  font-size: 0.875rem;
}

.cta-trust {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.trust-text {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.trust-icon-small {
  color: var(--secondary-color);
  flex-shrink: 0;
}

.cta-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
}

.cta-gradient {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.2), transparent 70%);
}

/* Footer */
.site-footer {
  padding: 4rem 0 2rem;
  background: var(--dark-surface);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-tagline {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0.5rem;
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-column h4 {
  margin-bottom: 1rem;
  font-size: 1rem;
}

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

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

.footer-column a {
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.footer-launch {
  color: var(--primary-color);
  font-weight: 600;
}

.form-message {
  margin-top: 1rem;
  padding: 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  color: var(--secondary-color);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.form-message.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-content,
  .cta-content {
    grid-template-columns: 1fr;
  }
  
  .vision-steps {
    flex-direction: column;
  }
  
  .step-divider {
    transform: rotate(90deg);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }
  
  .navbar-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--dark-surface);
    flex-direction: column;
    padding: 2rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  
  .navbar-menu.active {
    transform: translateX(0);
  }
  
  .nav-links {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-headline {
    font-size: 2.5rem;
  }
  
  .problem-stats,
  .proof-stats {
    grid-template-columns: 1fr;
  }
  
  .problem-scenarios,
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .form-group {
    flex-direction: column;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .comparison-row {
    grid-template-columns: 1fr;
  }
  
  .comparison-cell {
    justify-content: flex-start;
  }
}