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

body {
  font-family: "Inter", "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: #1a1a2e;
  background: #ffffff;
}

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

header {
  background: #ffffff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: #0f3460;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0f3460 0%, #16213e 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.5rem;
}

nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

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

.nav-links a {
  color: #2c3e50;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #0f3460;
}

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  display: inline-block;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: #0f3460;
  color: #ffffff;
}

.btn-primary:hover {
  background: #16213e;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 52, 96, 0.3);
}

.btn-secondary {
  background: transparent;
  color: #0f3460;
  border: 2px solid #0f3460;
}

.btn-secondary:hover {
  background: #0f3460;
  color: #ffffff;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #0f3460;
}

.hero {
  padding: 6rem 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

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

.hero h1 {
  font-size: 3rem;
  color: #0f3460;
  margin-bottom: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  color: #4a5568;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.features {
  padding: 5rem 0;
  background: #ffffff;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  color: #0f3460;
  margin-bottom: 3rem;
  font-weight: 700;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  background: #f8f9fa;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: #0f3460;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: #ffffff;
  font-size: 1.8rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  color: #0f3460;
  margin-bottom: 1rem;
}

.feature-card p {
  color: #4a5568;
  line-height: 1.8;
}

.testimonials {
  padding: 5rem 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  padding: 2rem;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.testimonial-quote {
  font-size: 1.1rem;
  color: #2c3e50;
  margin-bottom: 1.5rem;
  line-height: 1.8;
  font-style: italic;
}

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

.author-avatar {
  width: 50px;
  height: 50px;
  background: #0f3460;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.2rem;
  font-weight: 600;
}

.author-info h4 {
  color: #0f3460;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.author-info p {
  color: #718096;
  font-size: 0.9rem;
}

.pricing {
  padding: 5rem 0;
  background: #ffffff;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  padding: 2.5rem;
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  border-color: #0f3460;
}

.pricing-card.featured {
  border-color: #0f3460;
  box-shadow: 0 10px 40px rgba(15, 52, 96, 0.15);
}

.pricing-card h3 {
  font-size: 1.8rem;
  color: #0f3460;
  margin-bottom: 1rem;
}

.pricing-card .price {
  font-size: 2.5rem;
  color: #0f3460;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-card .period {
  color: #718096;
  margin-bottom: 1.5rem;
}

.pricing-card p {
  color: #4a5568;
  margin-bottom: 2rem;
  line-height: 1.8;
}

footer {
  background: #0f3460;
  color: #ffffff;
  padding: 3rem 0 1.5rem;
}

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: #ffffff;
  text-decoration: none;
  transition: opacity 0.3s;
}

.footer-links a:hover {
  opacity: 0.8;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.legal-page {
  padding: 4rem 0;
  min-height: 60vh;
}

.legal-page h1 {
  font-size: 2.5rem;
  color: #0f3460;
  margin-bottom: 2rem;
}

.legal-page h2 {
  font-size: 1.8rem;
  color: #0f3460;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.legal-page p {
  color: #4a5568;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.legal-page ul {
  color: #4a5568;
  margin-left: 2rem;
  margin-bottom: 1rem;
  line-height: 1.8;
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }

  nav {
    display: none;
  }

  nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 1rem;
    gap: 1rem;
  }

  .nav-links {
    flex-direction: column;
    gap: 1rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 2rem;
  }

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