* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Inter', sans-serif;
  background: #f9f9f9;
  color: #222;
  line-height: 1.6;
}
header {
  background: #1f2937;
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header h1 {
  font-size: 1.8rem;
}
nav a {
  color: white;
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 600;
}
.hero {
  padding: 4rem 2rem;
  background: white;
  text-align: center;
}
.hero h2 {
  font-size: 2.5rem;
  color: #2563eb;
}
.hero p {
  max-width: 600px;
  margin: 1rem auto;
  font-size: 1.2rem;
}
.section {
  padding: 3rem 2rem;
  max-width: 960px;
  margin: 0 auto;
}
.section h3 {
  margin-bottom: 1rem;
  color: #2563eb;
  font-size: 1.6rem;
}
footer {
  background: #1f2937;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 2rem;
}
img.logo {
  height: 40px;
}
form input, form textarea, form select, form button {
  display: block;
  width: 100%;
  margin-bottom: 1rem;
  padding: 0.75rem;
  border-radius: 8px;
  border: 1px solid #ccc;
}
form button {
  background-color: #2563eb;
  color: white;
  font-weight: bold;
  cursor: pointer;
  border: none;
}