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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background: #fafafa;
}

header {
  background: #0f172a;
  color: white;
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: #e2e8f0;
  text-decoration: none;
  font-size: 0.95rem;
}

nav a:hover {
  color: white;
}

.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: white;
  padding: 6rem 2rem;
  text-align: center;
}

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

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 1rem;
}

.hero p {
  margin-bottom: 2rem;
  opacity: 0.85;
}

.cta {
  display: inline-block;
  background: #38bdf8;
  color: #0f172a;
  padding: 0.75rem 1.75rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
}

.cta:hover {
  background: #7dd3fc;
}

section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #0f172a;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: start;
}

.highlight {
  background: #f1f5f9;
  padding: 1.5rem;
  border-radius: 8px;
}

.highlight ul {
  margin-top: 0.75rem;
  padding-left: 1.25rem;
}

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 1.5rem;
}

.card h3 {
  margin-bottom: 0.5rem;
  color: #0f172a;
}

.ai-section {
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}

.ai-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.point {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  border-left: 4px solid #38bdf8;
}

.note {
  font-style: italic;
  color: #475569;
  margin-top: 1rem;
}

#contact a {
  color: #0284c7;
  text-decoration: none;
}

#contact a:hover {
  text-decoration: underline;
}

#contact p {
  margin-bottom: 0.5rem;
}

footer {
  background: #0f172a;
  color: #94a3b8;
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  nav ul {
    display: none;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  section {
    padding: 3rem 1.25rem;
  }
  .logo span {
    font-size: 1.1rem;
  }
}