body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background-color: #f9f9f9;
  color: #333;
  margin: 0;
  padding: 0;
}

header {
  background: #26273bff;
  color: white;
  text-align: center;
  padding: 2rem 1rem;
}

h1, h2 {
  margin-bottom: 0.5rem;
}

main {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.links {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-bottom: 2rem;
}

.card {
  background: white;
  color: #3f49d6ff;
  text-decoration: none;
  padding: 1rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  text-align: center;
  font-weight: bold;
  transition: 0.3s;
}

.card:hover {
  background: #4A90E2;
  color: white;
}

.faq-item {
  background: white;
  border-radius: 8px;
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.faq-question {
  width: 100%;
  padding: 1rem;
  background: #4A90E2;
  color: white;
  border: none;
  text-align: left;
  font-size: 1rem;
  cursor: pointer;
}

.faq-answer {
  display: none;
  padding: 1rem;
}

.faq-item.active .faq-answer {
  display: block;
}

.app-img {
  display: block;
  margin: 1rem auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  max-width: 100%;
}

.back-link {
  display: block;
  text-align: center;
  margin: 2rem 0;
  text-decoration: none;
  color: #4A90E2;
  font-weight: bold;
}

footer {
  background: #f1f1f1;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  margin-top: 2rem;
}