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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background: #ffffff;
}

h1, h2, h3, h4 {
  font-family: 'Sora', sans-serif;
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.125rem; }

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

.nav {
  background: #ffffff;
  border-bottom: 1px solid #e5e5e5;
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #0066CC;
}

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

.nav-links a {
  color: #666;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #0066CC;
}

.hero {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero h1 {
  margin-bottom: 24px;
  color: #0a0a0a;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #4a4a4a;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.btn-primary {
  background: #0066CC;
  color: #ffffff;
  padding: 16px 32px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  display: inline-block;
}

.btn-primary:hover {
  background: #0052a3;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.btn-secondary {
  background: #ffffff;
  color: #0066CC;
  padding: 16px 32px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  border: 2px solid #0066CC;
  transition: all 0.2s;
  display: inline-block;
}

.btn-secondary:hover {
  background: #f0f7ff;
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: #0066CC;
  font-family: 'Sora', sans-serif;
}

.stat-label {
  color: #666;
  font-size: 0.875rem;
}

.hero-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.integrations {
  padding: 60px 0;
  background: #fafafa;
  text-align: center;
}

.section-label {
  color: #666;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.integration-logos {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.logo-item {
  color: #999;
  font-weight: 600;
  font-size: 1rem;
}

.problem,
.solution {
  padding: 100px 0;
}

.problem-grid,
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.solution-grid.reverse {
  direction: rtl;
}

.solution-grid.reverse > * {
  direction: ltr;
}

.problem h2,
.solution h2 {
  margin-bottom: 24px;
}

.problem p,
.solution p {
  font-size: 1.125rem;
  color: #4a4a4a;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
  margin-top: 24px;
}

.feature-list li {
  padding: 12px 0;
  padding-left: 32px;
  position: relative;
  color: #4a4a4a;
}

.feature-list li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #0066CC;
  font-weight: 700;
}

.problem-image img,
.solution-image img {
  width: 100%;
  border-radius: 12px;
}

.solution-features {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

.feature-card {
  background: #f8fbff;
  padding: 24px;
  border-radius: 8px;
  border-left: 4px solid #0066CC;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.feature-card h3 {
  margin-bottom: 8px;
  font-size: 1.125rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: #666;
  margin: 0;
}

.testimonial {
  padding: 80px 0;
  background: #0066CC;
}

.testimonial-card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.testimonial-text {
  font-size: 1.5rem;
  color: #ffffff;
  line-height: 1.7;
  margin-bottom: 32px;
}

.author-name {
  color: #ffffff;
  font-weight: 600;
  font-size: 1.125rem;
}

.author-title {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9375rem;
}

.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
  text-align: center;
}

.cta-content h2 {
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 1.125rem;
  color: #666;
  margin-bottom: 32px;
}

.demo-form {
  max-width: 500px;
  margin: 32px auto 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-input {
  padding: 16px;
  border: 2px solid #e5e5e5;
  border-radius: 8px;
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: #0066CC;
}

.form-note {
  font-size: 0.875rem;
  color: #999;
  margin-top: 16px;
}

.footer {
  background: #0a0a0a;
  color: #ffffff;
  padding: 60px 0 24px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-brand p {
  color: #999;
  margin-top: 12px;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  color: #999;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid #333;
  text-align: center;
  color: #666;
  font-size: 0.875rem;
}

.page-header {
  padding: 80px 0 60px;
  text-align: center;
  background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
}

.page-subtitle {
  font-size: 1.25rem;
  color: #666;
  margin-top: 16px;
}

.features-detail {
  padding: 60px 0;
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 120px;
}

.feature-block.reverse {
  direction: rtl;
}

.feature-block.reverse > * {
  direction: ltr;
}

.feature-tag {
  display: inline-block;
  background: #e6f2ff;
  color: #0066CC;
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.feature-block h2 {
  margin-bottom: 16px;
}

.feature-block p {
  color: #4a4a4a;
  margin-bottom: 24px;
}

.feature-highlight {
  background: #fffbf0;
  border-left: 4px solid #ffb800;
  padding: 16px;
  margin-top: 24px;
  border-radius: 4px;
}

.integration-grid,
.metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}

.integration-card,
.metric-card {
  background: #f8fbff;
  padding: 24px;
  border-radius: 8px;
}

.integration-card h4 {
  margin-bottom: 16px;
  color: #0066CC;
}

.integration-card ul {
  list-style: none;
}

.integration-card li {
  padding: 8px 0;
  color: #4a4a4a;
}

.metric-value {
  font-size: 3rem;
  font-weight: 700;
  color: #0066CC;
  font-family: 'Sora', sans-serif;
}

.metric-label {
  color: #666;
  font-size: 0.9375rem;
  margin-top: 8px;
}

.feature-block-image img {
  width: 100%;
  border-radius: 12px;
}

.security {
  padding: 80px 0;
  background: #0a0a0a;
  color: #ffffff;
  text-align: center;
}

.security h2 {
  color: #ffffff;
  margin-bottom: 16px;
}

.security p {
  color: #999;
  margin-bottom: 32px;
}

.security-badges {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.pricing-plans {
  padding: 60px 0;
}

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

.plan-card {
  background: #ffffff;
  border: 2px solid #e5e5e5;
  border-radius: 12px;
  padding: 40px 32px;
  position: relative;
  transition: all 0.3s;
}

.plan-card:hover {
  border-color: #0066CC;
  box-shadow: 0 12px 40px rgba(0, 102, 204, 0.1);
}

.plan-card.featured {
  border-color: #0066CC;
  box-shadow: 0 12px 40px rgba(0, 102, 204, 0.15);
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #0066CC;
  color: #ffffff;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.plan-header {
  margin-bottom: 24px;
}

.plan-header h3 {
  margin-bottom: 8px;
}

.plan-description {
  color: #666;
  font-size: 0.9375rem;
}

.plan-price {
  margin-bottom: 32px;
}

.price-currency {
  font-size: 1.5rem;
  color: #666;
  vertical-align: top;
}

.price-amount {
  font-size: 3.5rem;
  font-weight: 700;
  color: #0a0a0a;
  font-family: 'Sora', sans-serif;
}

.price-period {
  color: #666;
  font-size: 1rem;
}

.plan-features {
  list-style: none;
  margin-bottom: 32px;
}

.plan-features li {
  padding: 12px 0;
  color: #4a4a4a;
  border-bottom: 1px solid #f0f0f0;
}

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

.plan-card .btn-primary,
.plan-card .btn-secondary {
  width: 100%;
  text-align: center;
}

.pricing-faq {
  padding: 80px 0;
  background: #fafafa;
}

.pricing-faq h2 {
  text-align: center;
  margin-bottom: 48px;
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.faq-item {
  background: #ffffff;
  padding: 32px;
  border-radius: 8px;
}

.faq-item h4 {
  margin-bottom: 12px;
  color: #0a0a0a;
}

.faq-item p {
  color: #666;
  line-height: 1.7;
}

.roi-calculator {
  padding: 80px 0;
  background: linear-gradient(135deg, #0066CC 0%, #0052a3 100%);
  color: #ffffff;
}

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

.roi-content h2 {
  color: #ffffff;
  margin-bottom: 16px;
}

.roi-content > p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
}

.calculator {
  background: rgba(255, 255, 255, 0.1);
  padding: 32px;
  border-radius: 12px;
  backdrop-filter: blur(10px);
}

.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.calc-row label {
  color: #ffffff;
  font-weight: 500;
}

.calc-input {
  width: 120px;
  padding: 12px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  text-align: right;
}

.calc-result {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.result-label {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 8px;
}

.result-value {
  font-size: 3rem;
  font-weight: 700;
  color: #ffffff;
  font-family: 'Sora', sans-serif;
}

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  
  .hero-grid,
  .problem-grid,
  .solution-grid,
  .feature-block,
  .plans-grid,
  .faq-grid,
  .integration-grid,
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-stats {
    gap: 24px;
  }
  
  .nav-links {
    gap: 16px;
  }
  
  .integration-logos {
    gap: 24px;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 32px;
  }
}