function initTaskManagement() {
    const taskContainer = document.getElementById('task-items-container');
    const quickAddInput = document.getElementById('task-quick-add-input');
    const taskSummaryCount = document.getElementById('task-summary-count');

    // State initialization
    if (typeof window.calendarView === 'undefined') {
        window.calendarView = 'month';
    }
    if (typeof window.calendarCurrentDate === 'undefined') {
        window.calendarCurrentDate = new Date();
    }

    // Ensure no mock tasks are loaded in local storage
    let tasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
    if (tasks.length > 0 && tasks.some(t => t.title === 'Upload primary contact data sheets' || t.title === 'Read the learning playbook on MapleMPSS')) {
        tasks = [];
        localStorage.setItem('prospectiq-tasks', JSON.stringify(tasks));
    }

    // Install Sourcing Duty Calendar Modal if not present
    let calendarModal = document.getElementById('calendar-task-modal');
    if (!calendarModal) {
        calendarModal = document.createElement('div');
        calendarModal.id = 'calendar-task-modal';
        calendarModal.className = 'modal fade';
        calendarModal.tabIndex = -1;
        calendarModal.setAttribute('aria-hidden', 'true');
        calendarModal.innerHTML = `
            <div class="modal-dialog modal-dialog-centered">
                <div class="modal-content shadow-lg border-0">
                    <div class="modal-header bg-dark text-white">
                        <h5 class="modal-title" id="calendar-modal-title">Schedule Task</h5>
                        <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal" aria-label="Close"></button>
                    </div>
                    <form id="calendar-task-form">
                        <input type="hidden" id="cal-task-id">
                        <div class="modal-body p-4">
                            <div class="mb-3">
                                <label class="form-label fw-semibold text-dark">Task Title *</label>
                                <input type="text" class="form-control shadow-none" id="cal-task-title" required placeholder="e.g. Review CNC supplier quotes">
                            </div>
                            <div class="row g-2 mb-3">
                                <div class="col-6">
                                    <label class="form-label fw-semibold text-dark">Date *</label>
                                    <input type="date" class="form-control shadow-none" id="cal-task-date" required>
                                </div>
                                <div class="col-6">
                                    <label class="form-label fw-semibold text-dark">Time</label>
                                    <input type="time" class="form-control shadow-none" id="cal-task-time" value="09:00">
                                </div>
                            </div>
                            <div class="mb-3">
                                <label class="form-label fw-semibold text-dark">Notes / Description</label>
                                <textarea class="form-control shadow-none" id="cal-task-notes" rows="3" placeholder="Describe the task or next actions..."></textarea>
                            </div>
                            <div class="form-check">
                                <input class="form-check-input shadow-none" type="checkbox" id="cal-task-completed">
                                <label class="form-check-label fw-semibold text-dark" for="cal-task-completed">
                                    Mark as Completed
                                </label>
                            </div>
                        </div>
                        <div class="modal-footer border-0 p-3 bg-light d-flex justify-content-between">
                            <button type="button" class="btn btn-danger" id="cal-task-delete-btn" style="display: none;">Delete</button>
                            <div class="ms-auto">
                                <button type="button" class="btn btn-outline-secondary me-2" data-bs-dismiss="modal">Cancel</button>
                                <button type="submit" class="btn btn-dark">Save Task</button>
                            </div>
                        </div>
                    </form>
                </div>
            </div>
        `;
        document.body.appendChild(calendarModal);

        const form = document.getElementById('calendar-task-form');
        form.onsubmit = function(e) {
            e.preventDefault();
            saveCalendarTask();
        };
        
        const delBtn = document.getElementById('cal-task-delete-btn');
        delBtn.onclick = function() {
            deleteCalendarTask();
        };
    }

    // Helper functions for dates arithmetic
    function getDaysInMonth(year, month) {
        return new Date(year, month + 1, 0).getDate();
    }

    function getFirstDayOfMonthIndex(year, month) {
        let day = new Date(year, month, 1).getDay();
        return day === 0 ? 6 : day - 1; // Mon-Sun (0-6)
    }

    function getStartOfWeek(date) {
        const diff = date.getDate() - date.getDay() + (date.getDay() === 0 ? -6 : 1);
        return new Date(date.setDate(diff));
    }

    function formatDate(date) {
        const y = date.getFullYear();
        const m = String(date.getMonth() + 1).padStart(2, '0');
        const d = String(date.getDate()).padStart(2, '0');
        return `${y}-${m}-${d}`;
    }

    function formatDisplayTime(timeStr) {
        if (!timeStr) return '';
        const parts = timeStr.split(':');
        let hours = parseInt(parts[0]);
        const minutes = parts[1];
        const ampm = hours >= 12 ? 'pm' : 'am';
        hours = hours % 12;
        hours = hours ? hours : 12;
        return `${hours}:${minutes}${ampm}`;
    }

    function formatDisplayDateTime(dateStr, timeStr) {
        if (!dateStr) return '';
        const dateParts = dateStr.split('-');
        const d = new Date(dateParts[0], dateParts[1] - 1, dateParts[2]);
        const dateFormatted = d.toLocaleDateString('en-US', { month: 'short', day: 'numeric' });
        if (!timeStr) return dateFormatted;
        return `${dateFormatted} at ${formatDisplayTime(timeStr)}`;
    }

    // ── GOOGLE CALENDAR VIEW ENGINE ──
    function renderHomeCalendar() {
        const container = document.getElementById('calendar-view-container');
        const monthTitle = document.getElementById('calendar-month-title');
        if (!container) return;

        const currentTasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        const year = window.calendarCurrentDate.getFullYear();
        const month = window.calendarCurrentDate.getMonth();

        // Update Title Header
        const monthNames = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
        if (window.calendarView === 'month') {
            monthTitle.textContent = `${monthNames[month]} ${year}`;
        } else {
            const startOfWeek = getStartOfWeek(new Date(window.calendarCurrentDate));
            const endOfWeek = new Date(startOfWeek);
            endOfWeek.setDate(startOfWeek.getDate() + 6);
            monthTitle.textContent = `${monthNames[startOfWeek.getMonth()]} ${startOfWeek.getDate()} – ${monthNames[endOfWeek.getMonth()]} ${endOfWeek.getDate()}, ${endOfWeek.getFullYear()}`;
        }

        const todayBtn = document.getElementById('cal-today-btn');
        if (todayBtn) {
            todayBtn.textContent = window.calendarView === 'month' ? 'This Month' : 'This Week';
        }

        // Render Month View Grid
        if (window.calendarView === 'month') {
            const cells = [];
            const daysInMonth = getDaysInMonth(year, month);
            const firstDayIndex = getFirstDayOfMonthIndex(year, month);

            // Prev month padding
            const prevMonthYear = month === 0 ? year - 1 : year;
            const prevMonth = month === 0 ? 11 : month - 1;
            const daysInPrevMonth = getDaysInMonth(prevMonthYear, prevMonth);
            for (let i = firstDayIndex - 1; i >= 0; i--) {
                const d = daysInPrevMonth - i;
                cells.push({ dayNum: d, dateStr: `${prevMonthYear}-${String(prevMonth + 1).padStart(2, '0')}-${String(d).padStart(2, '0')}`, isCurrentMonth: false });
            }

            // Current month cells
            for (let d = 1; d <= daysInMonth; d++) {
                cells.push({ dayNum: d, dateStr: `${year}-${String(month + 1).padStart(2, '0')}-${String(d).padStart(2, '0')}`, isCurrentMonth: true });
            }

            // Next month padding
            const nextMonthYear = month === 11 ? year + 1 : year;
            const nextMonth = month === 11 ? 0 : month + 1;
            let nextIndex = 1;
            while (cells.length < 42) {
                cells.push({ dayNum: nextIndex, dateStr: `${nextMonthYear}-${String(nextMonth + 1).padStart(2, '0')}-${String(nextIndex).padStart(2, '0')}`, isCurrentMonth: false });
                nextIndex++;
            }

            let html = `
                <div class="calendar-month-grid">
                    <div class="calendar-grid-header">Mon</div>
                    <div class="calendar-grid-header">Tue</div>
                    <div class="calendar-grid-header">Wed</div>
                    <div class="calendar-grid-header">Thu</div>
                    <div class="calendar-grid-header">Fri</div>
                    <div class="calendar-grid-header">Sat</div>
                    <div class="calendar-grid-header">Sun</div>
            `;

            cells.forEach(cell => {
                const dayTasks = currentTasks.filter(t => t.date === cell.dateStr);
                dayTasks.sort((a, b) => (a.time || '00:00').localeCompare(b.time || '00:00'));

                const isToday = cell.dateStr === formatDate(new Date());
                const tasksHtml = dayTasks.map(t => `
                    <div class="calendar-task-card" draggable="true" data-id="${t.id}" style="${t.completed ? 'text-decoration: line-through; opacity: 0.6;' : ''}">
                        <span class="fw-bold">${formatDisplayTime(t.time)}</span>
                        <span class="calendar-task-title flex-grow-1 ms-1">${escapeHtml(t.title)}</span>
                    </div>
                `).join('');

                html += `
                    <div class="calendar-month-cell ${cell.isCurrentMonth ? '' : 'outside'} ${isToday ? 'today' : ''}" data-date="${cell.dateStr}">
                        <div class="calendar-cell-date">${cell.dayNum}</div>
                        <div class="calendar-cell-tasks-container">
                            ${tasksHtml}
                        </div>
                    </div>
                `;
            });
            html += `</div>`;
            container.innerHTML = html;

        } else {
            // Render Week View Grid
            const startOfWeek = getStartOfWeek(new Date(window.calendarCurrentDate));
            const weekDays = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'];

            let html = `<div class="calendar-week-row-grid">`;
            for (let i = 0; i < 7; i++) {
                const d = new Date(startOfWeek);
                d.setDate(startOfWeek.getDate() + i);
                const dateStr = formatDate(d);
                const isToday = dateStr === formatDate(new Date());
                const dayTasks = currentTasks.filter(t => t.date === dateStr);
                dayTasks.sort((a, b) => (a.time || '00:00').localeCompare(b.time || '00:00'));

                const tasksHtml = dayTasks.map(t => `
                    <div class="calendar-task-card mb-2" draggable="true" data-id="${t.id}" style="${t.completed ? 'text-decoration: line-through; opacity: 0.6;' : ''}">
                        <span class="fw-bold text-dark me-1">${formatDisplayTime(t.time)}</span>
                        <span class="calendar-task-title flex-grow-1">${escapeHtml(t.title)}</span>
                    </div>
                `).join('');

                html += `
                    <div class="calendar-week-column ${isToday ? 'today' : ''}" data-date="${dateStr}">
                        <div class="calendar-week-col-header">
                            <div class="day-name">${weekDays[i].substring(0, 3)}</div>
                            <div class="day-num">${d.getDate()}</div>
                        </div>
                        <div class="calendar-week-tasks-container">
                            ${tasksHtml || '<span class="text-muted small text-center my-auto w-100 d-block" style="font-size: 0.72rem; font-style: italic;">No duties</span>'}
                        </div>
                    </div>
                `;
            }
            html += `</div>`;
            container.innerHTML = html;
        }

        // Wire click triggers on calendar cell blocks
        document.querySelectorAll('.calendar-month-cell, .calendar-week-column').forEach(cell => {
            cell.addEventListener('click', (e) => {
                // If clicked task card itself, do not open add modal
                if (e.target.closest('.calendar-task-card')) return;
                const dStr = cell.getAttribute('data-date');
                openCalendarTaskModal(null, dStr);
            });
        });

        // Wire click triggers on task cards inside the calendar
        document.querySelectorAll('.calendar-task-card').forEach(card => {
            card.addEventListener('click', (e) => {
                e.stopPropagation();
                const taskId = card.getAttribute('data-id');
                openCalendarTaskModal(taskId);
            });

            // Make calendar cards draggable to reschedule
            card.addEventListener('dragstart', (e) => {
                const id = card.getAttribute('data-id');
                e.dataTransfer.setData('text/plain', id);
            });
        });

        // Wire dropzones
        document.querySelectorAll('.calendar-month-cell, .calendar-week-column').forEach(cell => {
            cell.addEventListener('dragover', (e) => {
                e.preventDefault();
                cell.classList.add('dragover');
            });
            cell.addEventListener('dragleave', () => {
                cell.classList.remove('dragover');
            });
            cell.addEventListener('drop', (e) => {
                e.preventDefault();
                cell.classList.remove('dragover');
                const taskId = parseInt(e.dataTransfer.getData('text/plain'));
                const dateStr = cell.getAttribute('data-date');
                if (taskId && dateStr) {
                    assignTaskToDate(taskId, dateStr);
                }
            });
        });
    }
    window.renderHomeCalendar = renderHomeCalendar;

    function assignTaskToDate(taskId, dateStr) {
        let tasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        const index = tasks.findIndex(t => t.id === taskId);
        if (index !== -1) {
            tasks[index].date = dateStr;
            tasks[index].time = tasks[index].time || '09:00';
            localStorage.setItem('prospectiq-tasks', JSON.stringify(tasks));
            
            if (typeof addNotification === 'function') {
                addNotification("Task Scheduled", `Rescheduled "${tasks[index].title}" to ${dateStr}.`);
            }
            
            renderTasks();
            renderHomeCalendar();
        }
    }

    function getTaskChipBorderColor(dateStr) {
        if (!dateStr) return '';
        const today = new Date();
        today.setHours(0, 0, 0, 0);
        const taskDate = new Date(dateStr);
        taskDate.setHours(0, 0, 0, 0);
        const diffTime = taskDate - today;
        const diffDays = Math.ceil(diffTime / (1000 * 60 * 60 * 24));
        
        if (diffDays <= 1) {
            return 'border-danger text-danger bg-danger-subtle';
        } else if (diffDays <= 3) {
            return 'border-warning text-warning-emphasis bg-warning-subtle';
        } else {
            return 'border-success text-success bg-success-subtle';
        }
    }

    // ── RENDER REGULAR TASKS LIST ──
    function renderTasks() {
        const currentTasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        const openTasksCount = currentTasks.filter(t => !t.completed).length;
        if (taskSummaryCount) {
            taskSummaryCount.textContent = `${openTasksCount} open task${openTasksCount === 1 ? '' : 's'} (${currentTasks.length} total)`;
        }

        if (taskContainer) {
            if (currentTasks.length === 0) {
                taskContainer.innerHTML = '<p class="text-muted text-center py-4 m-0">No tasks left. Write above to create one.</p>';
            } else {
                taskContainer.innerHTML = currentTasks.map(task => `
                    <div class="task-row d-flex flex-column py-3 border-bottom ${task.completed ? 'completed' : ''}" id="task-row-${task.id}" draggable="true" style="cursor: grab; gap: 8px;">
                        <!-- Top Row: Date and Time Chip (on top left) -->
                        <div class="d-flex justify-content-between align-items-center w-100">
                            <div class="task-date-container">
                                ${task.date ? `<span class="badge border ${getTaskChipBorderColor(task.date)}" id="task-date-chip-${task.id}" style="font-size: 0.72rem; font-weight: 500; border-width: 1px !important; white-space: nowrap;">${escapeHtml(formatDisplayDateTime(task.date, task.time))}</span>` : '<span class="badge border border-secondary text-secondary bg-light" style="font-size: 0.72rem; font-weight: 500; border-width: 1px !important;">Unassigned</span>'}
                            </div>
                        </div>
                        
                        <!-- Bottom Row: Checkbox, Separator, Description, and Dropdown -->
                        <div class="d-flex align-items-center w-100" style="gap: 4px;">
                            <!-- Checkbox Circle -->
                            <div class="task-checkbox-custom flex-shrink-0 ${task.completed ? 'checked' : ''}" data-id="${task.id}"></div>
                            
                            <!-- Vertical line separator -->
                            <span class="text-muted px-1" style="font-weight: 300; font-size: 1rem; user-select: none;">|</span>
                            
                            <!-- Task Description Section (fixed max-width, sentence breaking) -->
                            <div class="flex-grow-1" style="min-width: 0; max-width: 75%; word-break: break-word; white-space: normal;">
                                <span class="task-title-text" id="task-title-text-${task.id}" style="font-weight: 500; display: block; line-height: 1.4; white-space: normal; word-break: break-word; overflow-wrap: break-word;">${escapeHtml(task.title)}</span>
                                <input type="text" class="task-inline-edit-input d-none" id="task-inline-edit-${task.id}" value="${escapeHtml(task.title)}" data-id="${task.id}" style="width: 100%;">
                            </div>
                            
                            <!-- Three-dot dropdown menu (at last/right end) -->
                            <div class="ms-auto task-row-actions d-flex gap-2 align-items-center flex-shrink-0">
                                <button class="btn btn-sm btn-dark done-edit-btn d-none" id="btn-done-action-${task.id}" data-id="${task.id}" style="font-size: 0.75rem; padding: 2px 8px;">Save</button>
                                
                                <div class="dropdown" id="dropdown-menu-${task.id}">
                                    <button class="btn btn-link text-muted p-0 shadow-none border-0" type="button" data-bs-toggle="dropdown" aria-expanded="false" style="font-size: 1.1rem; line-height: 1; border-radius: 50%; width: 24px; height: 24px; display: inline-flex; align-items: center; justify-content: center;">
                                        <i class="bi bi-three-dots-vertical"></i>
                                    </button>
                                    <ul class="dropdown-menu dropdown-menu-end shadow border-0 py-1" style="font-size: 0.82rem; min-width: 100px; border-radius: 8px;">
                                        <li><button class="dropdown-item edit-task-btn py-1 px-3 d-flex align-items-center gap-2" type="button" data-id="${task.id}"><i class="bi bi-pencil" style="font-size: 0.8rem;"></i> Edit</button></li>
                                        <li><hr class="dropdown-divider my-1"></li>
                                        <li><button class="dropdown-item delete-task-btn text-danger py-1 px-3 d-flex align-items-center gap-2" type="button" data-id="${task.id}"><i class="bi bi-trash" style="font-size: 0.8rem;"></i> Delete</button></li>
                                    </ul>
                                </div>
                            </div>
                        </div>
                    </div>
                `).join('');
            }
        }

        // Wire checkbox toggles
        document.querySelectorAll('.task-checkbox-custom').forEach(cb => {
            cb.addEventListener('click', () => {
                const id = parseInt(cb.getAttribute('data-id'));
                toggleTaskComplete(id);
            });
        });

        // Wire inline edit toggle
        document.querySelectorAll('.edit-task-btn').forEach(btn => {
            btn.addEventListener('click', () => {
                const id = parseInt(btn.getAttribute('data-id'));
                enterEditMode(id);
            });
        });

        // Wire inline save action
        document.querySelectorAll('.done-edit-btn').forEach(btn => {
            btn.addEventListener('click', () => {
                const id = parseInt(btn.getAttribute('data-id'));
                saveInlineEdit(id);
            });
        });

        // Wire enter-key listener for inline inputs
        document.querySelectorAll('.task-inline-edit-input').forEach(input => {
            input.addEventListener('keydown', (e) => {
                if (e.key === 'Enter') {
                    const id = parseInt(input.getAttribute('data-id'));
                    saveInlineEdit(id);
                } else if (e.key === 'Escape') {
                    const id = parseInt(input.getAttribute('data-id'));
                    exitEditMode(id);
                }
            });
        });

        // Wire delete action
        document.querySelectorAll('.delete-task-btn').forEach(btn => {
            btn.addEventListener('click', () => {
                const id = parseInt(btn.getAttribute('data-id'));
                deleteTask(id);
            });
        });

        // Wire drag events on task rows
        document.querySelectorAll('.task-row').forEach(row => {
            row.addEventListener('dragstart', (e) => {
                const id = row.id.replace('task-row-', '');
                e.dataTransfer.setData('text/plain', id);
                row.classList.add('dragging');
            });
            row.addEventListener('dragend', () => {
                row.classList.remove('dragging');
            });
        });

        // Wire dropzone on the task list itself
        if (taskContainer) {
            taskContainer.addEventListener('dragover', (e) => {
                e.preventDefault();
                taskContainer.classList.add('dragover');
            });
            taskContainer.addEventListener('dragleave', () => {
                taskContainer.classList.remove('dragover');
            });
            taskContainer.addEventListener('drop', (e) => {
                e.preventDefault();
                taskContainer.classList.remove('dragover');
                const taskId = parseInt(e.dataTransfer.getData('text/plain'));
                if (taskId) {
                    unassignTaskFromDate(taskId);
                }
            });
        }
    }

    function unassignTaskFromDate(taskId) {
        let tasksList = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        const index = tasksList.findIndex(t => t.id === taskId);
        if (index !== -1) {
            tasksList[index].date = null;
            tasksList[index].time = null;
            localStorage.setItem('prospectiq-tasks', JSON.stringify(tasksList));
            
            if (typeof addNotification === 'function') {
                addNotification("Task Unscheduled", `Removed "${tasksList[index].title}" from calendar.`);
            }
            
            renderTasks();
            renderHomeCalendar();
        }
    }

    // 1. Quick Add Input handler
    if (quickAddInput) {
        quickAddInput.addEventListener('keydown', (e) => {
            if (e.key === 'Enter') {
                const title = quickAddInput.value.trim();
                if (!title) return;

                const currentTasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
                const newTask = {
                    id: Date.now(),
                    title,
                    completed: false,
                    date: null,
                    time: null
                };
                currentTasks.unshift(newTask);
                localStorage.setItem('prospectiq-tasks', JSON.stringify(currentTasks));
                
                quickAddInput.value = '';
                renderTasks();
                renderHomeCalendar();
            }
        });
    }

    // Helper functions for toggles & inline edit
    function toggleTaskComplete(id) {
        let currentTasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        currentTasks = currentTasks.map(t => t.id === id ? { ...t, completed: !t.completed } : t);
        localStorage.setItem('prospectiq-tasks', JSON.stringify(currentTasks));
        renderTasks();
        renderHomeCalendar();
    }

    function enterEditMode(id) {
        const textSpan = document.getElementById(`task-title-text-${id}`);
        const inputField = document.getElementById(`task-inline-edit-${id}`);
        const dropdownMenu = document.getElementById(`dropdown-menu-${id}`);
        const doneBtn = document.getElementById(`btn-done-action-${id}`);

        if (textSpan && inputField && dropdownMenu && doneBtn) {
            textSpan.classList.add('d-none');
            inputField.classList.remove('d-none');
            dropdownMenu.classList.add('d-none');
            doneBtn.classList.remove('d-none');
            inputField.focus();
            inputField.setSelectionRange(inputField.value.length, inputField.value.length);
        }
    }

    function exitEditMode(id) {
        const textSpan = document.getElementById(`task-title-text-${id}`);
        const inputField = document.getElementById(`task-inline-edit-${id}`);
        const dropdownMenu = document.getElementById(`dropdown-menu-${id}`);
        const doneBtn = document.getElementById(`btn-done-action-${id}`);

        if (textSpan && inputField && dropdownMenu && doneBtn) {
            textSpan.classList.remove('d-none');
            inputField.classList.add('d-none');
            dropdownMenu.classList.remove('d-none');
            doneBtn.classList.add('d-none');
        }
    }

    function saveInlineEdit(id) {
        const inputField = document.getElementById(`task-inline-edit-${id}`);
        if (!inputField) return;

        const newTitle = inputField.value.trim();
        if (!newTitle) return;

        let currentTasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        currentTasks = currentTasks.map(t => t.id === id ? { ...t, title: newTitle } : t);
        localStorage.setItem('prospectiq-tasks', JSON.stringify(currentTasks));

        renderTasks();
        renderHomeCalendar();
    }

    function deleteTask(id) {
        let currentTasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        currentTasks = currentTasks.filter(t => t.id !== id);
        localStorage.setItem('prospectiq-tasks', JSON.stringify(currentTasks));
        renderTasks();
        renderHomeCalendar();
    }

    // ── CALENDAR NAVIGATION WIREUP ──
    const prevBtn = document.getElementById('cal-prev-btn');
    if (prevBtn) {
        prevBtn.onclick = () => {
            if (window.calendarView === 'month') {
                window.calendarCurrentDate.setMonth(window.calendarCurrentDate.getMonth() - 1);
            } else {
                window.calendarCurrentDate.setDate(window.calendarCurrentDate.getDate() - 7);
            }
            renderHomeCalendar();
        };
    }

    const nextBtn = document.getElementById('cal-next-btn');
    if (nextBtn) {
        nextBtn.onclick = () => {
            if (window.calendarView === 'month') {
                window.calendarCurrentDate.setMonth(window.calendarCurrentDate.getMonth() + 1);
            } else {
                window.calendarCurrentDate.setDate(window.calendarCurrentDate.getDate() + 7);
            }
            renderHomeCalendar();
        };
    }

    const todayBtn = document.getElementById('cal-today-btn');
    if (todayBtn) {
        todayBtn.onclick = () => {
            window.calendarCurrentDate = new Date();
            renderHomeCalendar();
        };
    }

    const toggleMonthBtn = document.getElementById('toggle-month-view-btn');
    const toggleWeekBtn = document.getElementById('toggle-week-view-btn');
    if (toggleMonthBtn && toggleWeekBtn) {
        toggleMonthBtn.onclick = () => {
            window.calendarView = 'month';
            toggleMonthBtn.className = 'btn btn-dark';
            toggleWeekBtn.className = 'btn btn-outline-secondary';
            renderHomeCalendar();
        };
        toggleWeekBtn.onclick = () => {
            window.calendarView = 'week';
            toggleMonthBtn.className = 'btn btn-outline-secondary';
            toggleWeekBtn.className = 'btn btn-dark';
            renderHomeCalendar();
        };
    }

    const addDutyBtn = document.getElementById('cal-add-duty-btn');
    if (addDutyBtn) {
        addDutyBtn.onclick = () => {
            openCalendarTaskModal(null, formatDate(new Date()));
        };
    }

    // Initial render call
    renderTasks();
    renderHomeCalendar();
}

// Global Calendar Modal CRUD Methods
function openCalendarTaskModal(taskId, dateStr) {
    const modalTitle = document.getElementById('calendar-modal-title');
    const taskIdField = document.getElementById('cal-task-id');
    const titleField = document.getElementById('cal-task-title');
    const dateField = document.getElementById('cal-task-date');
    const timeField = document.getElementById('cal-task-time');
    const notesField = document.getElementById('cal-task-notes');
    const completedField = document.getElementById('cal-task-completed');
    const delBtn = document.getElementById('cal-task-delete-btn');

    if (taskId) {
        modalTitle.textContent = 'Edit Task Details';
        taskIdField.value = taskId;
        
        const tasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
        const task = tasks.find(t => t.id === parseInt(taskId));
        if (task) {
            titleField.value = task.title || '';
            dateField.value = task.date || '';
            timeField.value = task.time || '09:00';
            notesField.value = task.notes || '';
            completedField.checked = task.completed || false;
        }
        delBtn.style.display = 'block';
    } else {
        modalTitle.textContent = 'Schedule Task';
        taskIdField.value = '';
        titleField.value = '';
        dateField.value = dateStr || '';
        timeField.value = '09:00';
        notesField.value = '';
        completedField.checked = false;
        delBtn.style.display = 'none';
    }

    const modalEl = document.getElementById('calendar-task-modal');
    const modalInst = bootstrap.Modal.getOrCreateInstance(modalEl);
    modalInst.show();
}
window.openCalendarTaskModal = openCalendarTaskModal;

function saveCalendarTask() {
    const taskId = document.getElementById('cal-task-id').value;
    const title = document.getElementById('cal-task-title').value.trim();
    const date = document.getElementById('cal-task-date').value;
    const time = document.getElementById('cal-task-time').value;
    const notes = document.getElementById('cal-task-notes').value.trim();
    const completed = document.getElementById('cal-task-completed').checked;

    let tasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
    
    if (taskId) {
        const idNum = parseInt(taskId);
        tasks = tasks.map(t => t.id === idNum ? { ...t, title, date, time, notes, completed } : t);
    } else {
        const newTask = {
            id: Date.now(),
            title,
            date,
            time,
            notes,
            completed
        };
        tasks.unshift(newTask);
        
        if (typeof addNotification === 'function') {
            addNotification("Task Scheduled", `Task scheduled for ${date} at ${time}.`);
        }
    }
    
    localStorage.setItem('prospectiq-tasks', JSON.stringify(tasks));
    
    const modalEl = document.getElementById('calendar-task-modal');
    const modalInst = bootstrap.Modal.getOrCreateInstance(modalEl);
    modalInst.hide();
    
    if (typeof initTaskManagement === 'function') {
        initTaskManagement();
    }
}
window.saveCalendarTask = saveCalendarTask;

function deleteCalendarTask() {
    const taskId = document.getElementById('cal-task-id').value;
    if (!taskId) return;
    
    const idNum = parseInt(taskId);
    let tasks = JSON.parse(localStorage.getItem('prospectiq-tasks') || '[]');
    tasks = tasks.filter(t => t.id !== idNum);
    localStorage.setItem('prospectiq-tasks', JSON.stringify(tasks));
    
    const modalEl = document.getElementById('calendar-task-modal');
    const modalInst = bootstrap.Modal.getOrCreateInstance(modalEl);
    modalInst.hide();
    
    if (typeof initTaskManagement === 'function') {
        initTaskManagement();
    }
}
window.deleteCalendarTask = deleteCalendarTask;