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

:root {
  --color-primary: #1e3a8a;
  --color-secondary: #374151;
  --color-accent: #3b82f6;
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-900: #111827;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--color-gray-900);
  background-color: var(--color-white);
}

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

.header {
  background-color: var(--color-white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.logo-icon {
  font-size: 32px;
}

.logo-text {
  color: var(--color-primary);
}

.nav {
  display: flex;
  gap: 30px;
}

.nav a {
  color: var(--color-gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

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

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 12px 28px;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s;
  font-size: 15px;
}

.btn-primary:hover {
  background-color: #1e40af;
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  padding: 12px 28px;
  border: 2px solid var(--color-primary);
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 15px;
  text-decoration: none;
  display: inline-block;
}

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

.btn-large {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 16px 40px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s;
  font-size: 16px;
}

.btn-large:hover {
  background-color: #1e40af;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--color-primary);
}

.hero {
  background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
  padding: 100px 0;
}

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

.hero h1 {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 24px;
  line-height: 1.2;
}

.hero p {
  font-size: 18px;
  color: var(--color-gray-700);
  margin-bottom: 32px;
  line-height: 1.7;
}

.features {
  padding: 80px 0;
  background-color: var(--color-white);
}

.features h2 {
  text-align: center;
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 50px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 40px 30px;
  border-radius: 8px;
  text-align: center;
  transition: all 0.3s;
}

.feature-card:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transform: translateY(-5px);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--color-gray-600);
  line-height: 1.6;
}

.testimonials {
  padding: 80px 0;
  background-color: var(--color-gray-50);
}

.testimonials h2 {
  text-align: center;
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 50px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background-color: var(--color-white);
  padding: 30px;
  border-radius: 8px;
  border-left: 4px solid var(--color-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.testimonial-text {
  font-size: 16px;
  color: var(--color-gray-700);
  margin-bottom: 20px;
  line-height: 1.7;
  font-style: italic;
}

.testimonial-author {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}

.pricing {
  padding: 80px 0;
  background-color: var(--color-white);
}

.pricing h2 {
  text-align: center;
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 50px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-200);
  padding: 40px 30px;
  border-radius: 8px;
  text-align: center;
  position: relative;
  transition: all 0.3s;
}

.pricing-card:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transform: translateY(-5px);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 10px 30px rgba(30, 58, 138, 0.15);
}

.badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 15px;
}

.price {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.price span {
  font-size: 18px;
  font-weight: 400;
  color: var(--color-gray-600);
}

.pricing-card > p {
  color: var(--color-gray-600);
  margin-bottom: 25px;
  min-height: 48px;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 30px;
  min-height: 120px;
}

.pricing-features li {
  padding: 8px 0;
  color: var(--color-gray-700);
}

.pricing-card button {
  width: 100%;
}

.footer {
  background-color: var(--color-gray-900);
  color: var(--color-white);
  padding: 40px 0 20px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 20px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
}

.footer-links {
  display: flex;
  gap: 30px;
}

.footer-links a {
  color: var(--color-white);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.legal-page {
  padding: 60px 0;
  min-height: calc(100vh - 300px);
}

.legal-page h1 {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 40px;
  text-align: center;
}

.legal-section {
  margin-bottom: 40px;
}

.legal-section h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 15px;
}

.legal-section p {
  color: var(--color-gray-700);
  margin-bottom: 15px;
  line-height: 1.7;
}

.legal-section ul {
  margin-left: 30px;
  margin-bottom: 15px;
}

.legal-section li {
  color: var(--color-gray-700);
  margin-bottom: 8px;
  line-height: 1.7;
}

.back-link {
  text-align: center;
  margin-top: 60px;
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    gap: 15px;
  }

  .nav.active {
    display: flex;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .header-content .btn-primary {
    display: none;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero p {
    font-size: 16px;
  }

  .hero {
    padding: 60px 0;
  }

  .features,
  .testimonials,
  .pricing {
    padding: 50px 0;
  }

  .features h2,
  .testimonials h2,
  .pricing h2 {
    font-size: 28px;
  }

  .features-grid,
  .testimonials-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .footer-links {
    flex-direction: column;
    gap: 15px;
  }

  .legal-page h1 {
    font-size: 32px;
  }

  .legal-section h2 {
    font-size: 20px;
  }
}