.signup-page-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 0;
  min-height: 100vh;
  background-color: #f0f2f5;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.signup-form-wrapper {
  background: #ffffff;
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 500px;
}

.signup-form-wrapper h2 {
  font-size: 24px;
  font-weight: 600;
  color: #333;
  margin-bottom: 24px;
  text-align: center;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0 0 20px 0;
}

fieldset:last-of-type {
  margin-bottom: 0;
}

legend {
  font-size: 18px;
  font-weight: 600;
  color: #333;
  margin-bottom: 16px;
  padding: 0;
  border-bottom: 1px solid #eee;
  width: 100%;
}

.form-group {
  margin-bottom: 16px;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #333;
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 10px;
  font-size: 14px;
  border: 1px solid #d9d9d9;
  border-radius: 6px;
  box-sizing: border-box;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus {
  border-color: #40a9ff;
  box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
  outline: none;
}

.signup-button {
  width: 100%;
  padding: 10px;
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  background-color: #1890ff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s;
  margin-top: 20px;
}

.signup-button:hover {
  background-color: #40a9ff;
}

.signup-button:disabled {
  background-color: #a0d9ff;
  cursor: not-allowed;
}

.error-message {
  color: #ff4d4f;
  font-size: 14px;
  padding: 10px;
  background-color: #fff1f0;
  border: 1px solid #ffccc7;
  border-radius: 6px;
  margin-bottom: 16px;
  text-align: center;
}

.success-message {
  color: #52c41a;
  font-size: 16px;
  text-align: center;
}

.signup-links {
  margin-top: 20px;
  font-size: 14px;
  text-align: center;
}

.signup-links a {
  color: #1890ff;
  text-decoration: none;
  transition: color 0.3s;
}

.signup-links a:hover {
  color: #40a9ff;
  text-decoration: underline;
}