* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Inter', sans-serif;
  background: #ffffff;
  color: #1F2937;
}
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}
.main-header {
  background: #0F172A;
  color: white;
  padding: 1rem 0;
}
.logo {
  max-height: 50px;
}
.nav-links {
  list-style: none;
  display: flex;
  justify-content: flex-end;
  gap: 1.5rem;
  align-items: center;
}
.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: 600;
}
.hero-section {
  background: #1E293B;
  color: white;
  padding: 4rem 0;
  text-align: center;
}
.hero-section h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.hero-section p {
  font-size: 1.1rem;
}
.cta-btn {
  background-color: #22C55E;
  color: black;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: 600;
}
.content-section {
  padding: 4rem 0;
}
.content-section.light {
  background: #F9FAFB;
}
h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  text-align: center;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.card {
  background: #F3F4F6;
  padding: 2rem;
  border-radius: 0.5rem;
}
form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 500px;
  margin: 2rem auto;
}
input, textarea {
  padding: 0.75rem;
  border: 1px solid #D1D5DB;
  border-radius: 0.5rem;
}
button {
  background-color: #22C55E;
  color: black;
  padding: 0.75rem;
  font-weight: 600;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
}
.main-footer {
  background: #111827;
  color: #D1D5DB;
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
}