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

body {
  font-family: Arial, sans-serif;
  background: #f4f8fb;
  color: #1d2a33;
  line-height: 1.6;
}

/* HERO */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #0f4c81, #3aa6b9, #d7f0ff);
  color: white;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.nav {
  display: flex;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.logo {
  font-weight: bold;
  font-size: 1.5rem;
}

.hero-content {
  text-align: center;
  max-width: 700px;
  margin: auto;
}

.hero-content h1 {
  font-size: 2.7rem;
  margin-bottom: 15px;
}

.hero-content p {
  margin-bottom: 25px;
  font-size: 1.1rem;
}

/* BUTTONS */
.btn {
  background: white;
  color: #0f4c81;
  padding: 12px 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: bold;
  margin: 5px;
  display: inline-block;
}

.btn-outline {
  background: transparent;
  border: 2px solid white;
  color: white;
}

/* SECTIONS */
.section {
  padding: 70px 20px;
  max-width: 1100px;
  margin: auto;
}

.section h2 {
  text-align: center;
  margin-bottom: 30px;
}

/* CARDS */
.cards {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: white;
  padding: 25px;
  border-radius: 15px;
}

.card h3 {
  color: #0f4c81;
  margin-bottom: 10px;
}

/* HIGHLIGHT */
.highlight {
  background: #e9f7fc;
}

.highlight-box {
  text-align: center;
}

/* FOOTER */
.footer {
  text-align: center;
  padding: 20px;
  background: #0f4c81;
  color: white;
}

.footer a {
  color: white;
  text-decoration: none;
  margin: 0 5px;
}