* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f5f5f5;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.section {
  background: white;
  border-radius: 8px;
  padding: 2rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin-bottom: 2rem;
}

.hidden {
  display: none;
}

h2 {
  margin-bottom: 1.5rem;
  color: #2c3e50;
}

.form-group {
  margin-bottom: 1rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  color: #2c3e50;
}

input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

button {
  background-color: #3498db;
  color: white;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.2s;
}

button:hover {
  background-color: #2980b9;
}

.subscription-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.subscription-card {
  background: white;
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  border: 1px solid #ddd;
  transition: transform 0.2s;
}

.subscription-card:hover {
  transform: translateY(-5px);
}

.price {
  font-size: 2rem;
  color: #2c3e50;
  margin: 1rem 0;
}

ul {
  list-style: none;
  margin: 1.5rem 0;
}

li {
  margin: 0.5rem 0;
  color: #666;
}

.subscribe-button {
  width: 100%;
  margin-top: 1rem;
}

@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }

  .subscription-options {
    grid-template-columns: 1fr;
  }
}

/* Success and Cancel Pages */
.success-section,
.cancel-section {
  text-align: center;
  padding: 2rem;
}

.success-icon {
  font-size: 4rem;
  color: #4caf50;
  margin-bottom: 1rem;
}

.button-group {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.primary-button {
  background-color: #4caf50;
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}

.secondary-button {
  background-color: #f5f5f5;
  color: #333;
  border: 1px solid #ddd;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}

.primary-button:hover {
  background-color: #45a049;
}

.secondary-button:hover {
  background-color: #e9e9e9;
}