* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  line-height: 1.6;
  color: #333;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

.header {
  background: #0a2540;
  padding: 1rem 0;
}

.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo img {
  height: 48px;
  width: auto;
}

.logo-name {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 600;
}

nav a {
  color: #fff;
  margin-left: 1.25rem;
  text-decoration: none;
  font-weight: 500;
}

.hero {
  background: #f4f6f8;
  padding: 4rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  background: #0a2540;
  color: #fff;
  padding: 0.7rem 1.5rem;
  margin-top: 1rem;
  text-decoration: none;
  border-radius: 4px;
}

.section {
  padding: 3rem 0;
}

.section.alt {
  background: #f9fafb;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: #fff;
  padding: 1.5rem;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

.contact-form {
  max-width: 600px;
  margin: 2rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-form input,
.contact-form textarea {
  padding: 0.75rem;
  border-radius: 4px;
  border: 1px solid #ccc;
  font-size: 1rem;
}

.contact-note {
  margin-top: 1.5rem;
  text-align: center;
}

.footer {
  background: #0a2540;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
}