               required
                                class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-orange-500 focus:border-orange-500">
                            <option value="">Select a challenge...</option>
                            {% for challenge in challenges %}
                                <option value="{{ challenge.id }}">{{ challenge.title }} ({{ challenge.points }} points)</option>
                            {% endfor %}
                        </se