body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  background-color: #f4f7f6;
  color: #333;
}

.container {
  max-width: 960px;
  margin: auto;
  padding: 20px;
}

.header {
  background-color: #2c3e50;
  color: white;
  text-align: center;
  padding: 15px 0;
  border-bottom: 4px solid #27ae60;
}

.logo {
  font-size: 1.8em;
  font-weight: bold;
}

.nim-nama {
  font-size: 0.9em;
  margin-top: 5px;
}

.hero {
  background-color: #27ae60;
  color: white;
  padding: 60px 20px;
  text-align: center;
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-button {
  background-color: #e74c3c;
  color: white;
  padding: 14px 28px;
  font-weight: bold;
  border-radius: 5px;
  text-decoration: none;
}

.features {
  background-color: white;
  padding: 60px 20px;
  text-align: center;
}

.features h2 {
  font-size: 2em;
  margin-bottom: 40px;
  color: #2c3e50;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-item {
  background-color: #f9f9f9;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  text-align: left;
}

.feature-item h3 {
  color: #27ae60;
  margin-bottom: 10px;
}

.testimonial {
  background-color: #ecf0f1;
  padding: 40px 20px;
  text-align: center;
  font-style: italic;
}

.footer {
  background-color: #2c3e50;
  color: white;
  padding: 20px;
  text-align: center;
  font-size: 0.9em;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2em;
  }

  .features h2 {
    font-size: 1.6em;
  }
}