body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: #f9fafb;
  color: #1f2937;
  line-height: 1.8;
}

.container {
  max-width: 1240px;
  margin: auto;
  padding: 0 24px;
}

.header {
  background: #fff;
  position: sticky;
  top: 0;
  box-shadow: 0 6px 30px rgba(0,0,0,0.08);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}

.logo {
  font-size: 1.6rem;
  font-weight: 700;
}

.menu {
  display: flex;
  gap: 28px;
  list-style: none;
}

.menu a {
  text-decoration: none;
  font-weight: 500;
  color: #374151;
}

.hero {
  padding: 100px 0;
  background: linear-gradient(135deg, #e0f2fe, #fde68a);
  text-align: center;
}

.hero h1 {
  font-size: 2.9rem;
}

.content section {
  background: #fff;
  padding: 64px;
  margin: 64px 0;
  border-radius: 22px;
}

.btn-primary {
  background: #2563eb;
  color: #fff;
  padding: 18px 40px;
  border-radius: 14px;
  text-decoration: none;
  display: inline-block;
}

.cta {
  background: #1e3a8a;
  color: #fff;
  text-align: center;
}

.footer {
  background: #020617;
  color: #e5e7eb;
  text-align: center;
  padding: 48px;
}