body {
  background: linear-gradient(135deg, #e0f7fa, #ffffff);
  font-family: 'Segoe UI', sans-serif;
}

.card {
  border-radius: 15px;
}

h1 {
  font-weight: 700;
}

.form-select,
.form-control {
  border-radius: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, #007bff, #00bcd4);
  border: none;
  font-weight: 600;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0069d9, #00acc1);
}

#result h3 {
  color: #28a745;
  font-weight: 600;
}

label {
  font-weight: 500;
}

/* Mobile fixes for small screens */
@media (max-width: 576px) {
  h1 {
    font-size: 1.4rem;
  }

  .card {
    padding: 1rem;
  }

  .form-label {
    font-size: 0.9rem;
  }

  .form-select,
  .form-control {
    font-size: 0.9rem;
  }

  .btn-primary {
    font-size: 0.9rem;
  }

  #result h3 {
    font-size: 1rem;
  }
}

/* Adjust for mid-sized screens (tablets) */
@media (min-width: 577px) and (max-width: 768px) {
  h1 {
    font-size: 1.6rem;
  }

  .card {
    padding: 1.5rem;
  }
}