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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  color: #1f2937;
  background: #ffffff;
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

/* Navigation bar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  min-height: 64px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  color: #111827;
  font-size: 1.2rem;
  font-weight: bold;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: #374151;
  text-decoration: none;
}

.nav-links a:hover {
  color: #2563eb;
}

/* Main sections */
.hero {
  display: flex;
  align-items: center;
  min-height: 90vh;
  padding: 80px 24px;
  background: #eff6ff;
}

.hero > div,
.section {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.eyebrow {
  margin-bottom: 12px;
  color: #2563eb;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1 {
  max-width: 700px;
  margin-bottom: 24px;
  color: #111827;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.05;
}

h2 {
  margin-bottom: 20px;
  color: #111827;
  font-size: 2.2rem;
}

h3 {
  margin-bottom: 10px;
  color: #111827;
}

.hero p {
  max-width: 600px;
  margin-bottom: 28px;
  font-size: 1.15rem;
}

.button {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 6px;
  color: #ffffff;
  background: #2563eb;
  text-decoration: none;
}

.button:hover {
  background: #1d4ed8;
}

.section {
  min-height: 60vh;
  padding: 100px 24px;
}

.section-light {
  max-width: none;
  padding-right: max(24px, calc((100% - 1100px) / 2));
  padding-left: max(24px, calc((100% - 1100px) / 2));
  background: #f9fafb;
}

.section p {
  max-width: 700px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.card {
  padding: 24px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #ffffff;
}

.contact {
  min-height: 45vh;
}

.contact a {
  color: #2563eb;
}

.footer {
  padding: 24px;
  color: #ffffff;
  text-align: center;
  background: #111827;
}

/* Mobile layout */
@media (max-width: 700px) {
  .navbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .nav-links {
    gap: 14px;
    font-size: 0.9rem;
  }

  .hero {
    min-height: 80vh;
    padding-top: 60px;
  }

  .section {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .cards {
    grid-template-columns: 1fr;
  }
}