body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #f7fbfe;
  color: #333;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background: #003388;
  color: white;
  text-align: center;
  padding: 30px 20px;
}

header h1 {
  margin: 0;
  font-size: 26px;
}

header p {
  font-size: 14px;
  margin-top: 8px;
}

main {
  flex: 1;
  padding: 30px 20px;
  max-width: 900px;
  margin: auto;
}

section {
  margin-bottom: 30px;
}

h2 {
  color: #003366;
  font-size: 20px;
  margin-bottom: 10px;
}

ul {
  padding-left: 20px;
  list-style: none;
}

ul li::before {
  content: "• ";
  color: #007bff;
  font-weight: bold;
}

.option-card {
  background: #ffffff;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.07);
  margin-bottom: 20px;
}

.option-card h3 {
  margin-top: 0;
  color: #003366;
}

.btn {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 20px;
  background-color: #007bff;
  color: white;
  border-radius: 10px;
  text-decoration: none;
  font-size: 15px;
  transition: background-color 0.2s ease;
}

.btn:hover {
  background-color: #005fa3;
}

.btn-secondary {
  background-color: #28a745;
}

.btn-secondary:hover {
  background-color: #1e7e34;
}

.lokasi-box {
  background-color: #eef4ff;
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  margin: 10px 0;
}

footer {
  background-color: #003388;
  color: white;
  text-align: center;
  padding: 15px;
}