/* Estils generals en mode fosc */
body {
  font-family: 'Roboto', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #121212;
  color: #e0e0e0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header, footer {
  background-color: #1f1f1f;
  text-align: center;
  padding: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

header h1, footer p {
  margin: 0;
}

main {
  flex: 1;
  padding: 20px;
  max-width: 900px;
  margin: 0 auto;
}

/* Secció d'examen */
.exam-questions {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: center;
  align-items: center;
}

/* Targetes d'examen (full width) */
.card {
  background-color: #1f1f1f;
  border-radius: 8px;
  padding: 20px;
  width: 100%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  transition: background-color 0.3s;
}

.card:hover {
  background-color: #2a2a2a;
}

.card h2 {
  margin-top: 0;
  color: #bb86fc;
}

.card p {
  font-size: 16px;
  line-height: 1.5;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  main {
    padding: 10px;
  }
  
  .card {
    padding: 15px;
    width: 90%;
  }
  
  .card p {
    font-size: 14px;
  }
}