.signup-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 200px);
  padding: 20px;
}

.signup-box {
  width: 100%;
  max-width: 400px;
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 40px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.signup-box h1 {
  margin: 0 0 30px 0;
  font-size: 24px;
  text-align: center;
  color: #333;
}

.error-message {
  background: #fee;
  color: #c33;
  padding: 12px;
  border-radius: 4px;
  margin-bottom: 20px;
  border: 1px solid #fcc;
  font-size: 14px;
}

.success-message {
  background: #efe;
  color: #3c3;
  padding: 12px;
  border-radius: 4px;
  margin-bottom: 20px;
  border: 1px solid #cfc;
  font-size: 14px;
}

.signup-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: #333;
}

.form-group input {
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.form-group input:focus {
  outline: none;
  border-color: #0066cc;
}

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.btn-submit {
  flex: 1;
  padding: 12px;
  background: #0066cc;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-submit:hover {
  background: #0052a3;
}

.btn-cancel {
  flex: 1;
  padding: 12px;
  background: #f0f0f0;
  color: #333;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-cancel:hover {
  background: #e0e0e0;
}