/**
 * Tasks Module Styles
 * @package WebAppBuilder
 * @version 1.0.0
 */

/* ============================================
   Variables / Theme Colors
   ============================================ */
:root {
    --task-primary: #FF5722;
    --task-primary-light: #FF7043;
    --task-primary-bg: #FBE9E7;
    --task-success: #28a745;
    --task-warning: #ffc107;
    --task-danger: #dc3545;
    --task-info: #2196f3;
    --task-text: #333;
    --task-text-muted: #666;
    --task-border: #dee2e6;
    --task-bg-light: #f8f9fa;
    --task-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --task-radius: 8px;
    --task-radius-sm: 4px;
}

/* ============================================
   Main Page Layout
   ============================================ */
.tasks-page {
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 15px;
}

.task-header h1 {
    margin: 0;
    font-size: 28px;
    color: var(--task-text);
}

.task-header h1 i {
    color: var(--task-primary);
    margin-right: 10px;
}

.header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.view-switcher {
    display: flex;
    gap: 5px;
    background: var(--task-bg-light);
    padding: 4px;
    border-radius: var(--task-radius);
}

.view-switcher .btn {
    padding: 8px 12px;
    background: transparent;
    border: none;
    color: var(--task-text-muted);
    cursor: pointer;
    border-radius: var(--task-radius-sm);
    transition: all 0.2s;
}

.view-switcher .btn:hover,
.view-switcher .btn.active {
    background: white;
    color: var(--task-primary);
    box-shadow: var(--task-shadow);
}

/* ============================================
   Filters
   ============================================ */
.task-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.task-filters input,
.task-filters select {
    padding: 10px 14px;
    border: 1px solid var(--task-border);
    border-radius: var(--task-radius);
    font-size: 14px;
    transition: border-color 0.2s;
}

.task-filters input:focus,
.task-filters select:focus {
    outline: none;
    border-color: var(--task-primary);
}

.task-filters input[type="text"] {
    flex: 1;
    min-width: 250px;
}

.task-filters select {
    min-width: 150px;
}

/* ============================================
   List View / Table
   ============================================ */
.task-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--task-radius);
    overflow: hidden;
    box-shadow: var(--task-shadow);
}

.task-table th {
    background: var(--task-bg-light);
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--task-text);
    border-bottom: 2px solid var(--task-border);
    white-space: nowrap;
}

.task-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--task-border);
    vertical-align: middle;
}

.task-table tbody tr {
    cursor: pointer;
    transition: background 0.2s;
}

.task-table tbody tr:hover {
    background: var(--task-bg-light);
}

.task-table tbody tr.overdue {
    background: #fff5f5;
}

.task-table tbody tr.overdue:hover {
    background: #ffebeb;
}

.task-title {
    font-weight: 500;
    color: var(--task-text);
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.task-title .subtask-indicator {
    color: var(--task-text-muted);
    margin-right: 8px;
}

/* ============================================
   Badges
   ============================================ */
.status-badge,
.priority-badge,
.project-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: capitalize;
}

/* Status colors */
.status-todo {
    background: #e9ecef;
    color: #495057;
}

.status-in_progress {
    background: #cfe2ff;
    color: #084298;
}

.status-in_review {
    background: #fff3cd;
    color: #997404;
}

.status-completed {
    background: #d1e7dd;
    color: #0f5132;
}

.status-cancelled {
    background: #f8d7da;
    color: #842029;
}

/* Priority colors */
.priority-low {
    background: #e9ecef;
    color: #495057;
}

.priority-medium {
    background: #cfe2ff;
    color: #084298;
}

.priority-high {
    background: #fff3cd;
    color: #997404;
}

.priority-urgent {
    background: #f8d7da;
    color: #842029;
}

.project-badge {
    color: white;
}

/* ============================================
   Kanban Board
   ============================================ */
.kanban-board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.kanban-column {
    background: var(--task-bg-light);
    border-radius: var(--task-radius);
    padding: 15px;
    min-height: 500px;
}

.column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--task-border);
}

.column-header h3 {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: var(--task-text);
}

.task-count {
    background: white;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--task-text-muted);
}

.kanban-card {
    background: white;
    border-radius: var(--task-radius);
    padding: 14px;
    margin-bottom: 12px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.kanban-card:hover {
    box-shadow: var(--task-shadow);
    transform: translateY(-2px);
}

.kanban-card.priority-low {
    border-left-color: #adb5bd;
}

.kanban-card.priority-medium {
    border-left-color: #0d6efd;
}

.kanban-card.priority-high {
    border-left-color: #ffc107;
}

.kanban-card.priority-urgent {
    border-left-color: #dc3545;
}

.kanban-card-title {
    font-weight: 500;
    color: var(--task-text);
    margin-bottom: 10px;
    line-height: 1.4;
}

.kanban-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--task-text-muted);
}

.kanban-card-due {
    display: flex;
    align-items: center;
    gap: 4px;
}

.kanban-card-due.overdue {
    color: var(--task-danger);
}

.kanban-card-assignees {
    display: flex;
    gap: -8px;
}

.assignee-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--task-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    border: 2px solid white;
}

/* ============================================
   Calendar View
   ============================================ */
.task-calendar {
    background: white;
    border-radius: var(--task-radius);
    box-shadow: var(--task-shadow);
    overflow: hidden;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--task-bg-light);
    border-bottom: 1px solid var(--task-border);
}

.calendar-nav {
    display: flex;
    gap: 10px;
    align-items: center;
}

.calendar-nav button {
    padding: 8px 12px;
    background: white;
    border: 1px solid var(--task-border);
    border-radius: var(--task-radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.calendar-nav button:hover {
    background: var(--task-primary);
    color: white;
    border-color: var(--task-primary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar-day-header {
    padding: 12px;
    text-align: center;
    font-weight: 600;
    color: var(--task-text-muted);
    background: var(--task-bg-light);
    border-bottom: 1px solid var(--task-border);
}

.calendar-day {
    min-height: 100px;
    padding: 8px;
    border-right: 1px solid var(--task-border);
    border-bottom: 1px solid var(--task-border);
}

.calendar-day:nth-child(7n) {
    border-right: none;
}

.calendar-day.other-month {
    background: #fafafa;
    color: #aaa;
}

.calendar-day.today {
    background: var(--task-primary-bg);
}

.calendar-day-number {
    font-weight: 600;
    margin-bottom: 5px;
}

.calendar-task {
    font-size: 11px;
    padding: 3px 6px;
    border-radius: 3px;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

/* ============================================
   Task Modal
   ============================================ */
.task-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    justify-content: center;
    align-items: flex-start;
    padding: 40px 20px;
    z-index: 1000;
    overflow-y: auto;
}

.task-modal-overlay.active {
    display: flex;
}

.task-modal {
    background: white;
    border-radius: var(--task-radius);
    width: 100%;
    max-width: 800px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.task-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--task-border);
}

.task-modal-header h2 {
    margin: 0;
    font-size: 20px;
}

.task-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--task-text-muted);
    padding: 5px;
    line-height: 1;
}

.task-modal-close:hover {
    color: var(--task-danger);
}

.task-modal-body {
    padding: 20px;
    max-height: 70vh;
    overflow-y: auto;
}

.task-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 15px 20px;
    border-top: 1px solid var(--task-border);
    background: var(--task-bg-light);
}

/* ============================================
   Task Detail View
   ============================================ */
.task-detail {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
}

.task-detail-main {
    min-width: 0;
}

.task-detail-sidebar {
    background: var(--task-bg-light);
    padding: 20px;
    border-radius: var(--task-radius);
}

.task-detail-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--task-text);
}

.task-detail-description {
    color: var(--task-text);
    line-height: 1.6;
    margin-bottom: 30px;
}

.task-detail-section {
    margin-bottom: 25px;
}

.task-detail-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--task-text-muted);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   Task Form
   ============================================ */
.task-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.task-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.task-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.task-form-group label {
    font-weight: 500;
    color: var(--task-text);
    font-size: 14px;
}

.task-form-group input,
.task-form-group select,
.task-form-group textarea {
    padding: 10px 14px;
    border: 1px solid var(--task-border);
    border-radius: var(--task-radius-sm);
    font-size: 14px;
    transition: border-color 0.2s;
}

.task-form-group input:focus,
.task-form-group select:focus,
.task-form-group textarea:focus {
    outline: none;
    border-color: var(--task-primary);
}

.task-form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* ============================================
   Comments
   ============================================ */
.task-comments {
    margin-top: 30px;
}

.comment-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 20px;
}

.comment-item {
    display: flex;
    gap: 12px;
}

.comment-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--task-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.comment-content {
    flex: 1;
    background: var(--task-bg-light);
    padding: 12px 15px;
    border-radius: var(--task-radius);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.comment-author {
    font-weight: 600;
    color: var(--task-text);
}

.comment-time {
    font-size: 12px;
    color: var(--task-text-muted);
}

.comment-text {
    color: var(--task-text);
    line-height: 1.5;
}

.comment-form {
    display: flex;
    gap: 10px;
}

.comment-form textarea {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--task-border);
    border-radius: var(--task-radius);
    resize: none;
    height: 80px;
}

/* ============================================
   Activity Log
   ============================================ */
.activity-log {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.activity-item {
    display: flex;
    gap: 10px;
    font-size: 13px;
    color: var(--task-text-muted);
}

.activity-icon {
    width: 28px;
    height: 28px;
    background: var(--task-bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    padding-top: 4px;
}

.activity-user {
    font-weight: 600;
    color: var(--task-text);
}

.activity-time {
    display: block;
    font-size: 11px;
    margin-top: 2px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    padding: 10px 18px;
    border-radius: var(--task-radius-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--task-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--task-primary-light);
}

.btn-secondary {
    background: var(--task-bg-light);
    color: var(--task-text);
    border: 1px solid var(--task-border);
}

.btn-secondary:hover {
    background: #e9ecef;
}

.btn-success {
    background: var(--task-success);
    color: white;
}

.btn-danger {
    background: var(--task-danger);
    color: white;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .tasks-page {
        padding: 10px 2px;
    }

    .task-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .task-filters {
        flex-direction: column;
    }

    .task-filters input[type="text"] {
        min-width: 100%;
    }

    .task-detail {
        grid-template-columns: 1fr;
    }

    .task-detail-sidebar {
        order: -1;
    }

    .kanban-board {
        grid-template-columns: 1fr;
    }

    .task-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .task-table th,
    .task-table td {
        padding: 10px 8px;
        font-size: 12px;
    }

    .task-modal-overlay {
        padding: 10px 2px;
    }

    .task-modal-body {
        max-height: 60vh;
    }

    .task-form-row {
        grid-template-columns: 1fr;
    }

    .calendar-day {
        min-height: 60px;
        padding: 4px;
        font-size: 11px;
    }
}

/* Voice input button pulse animation */
@keyframes voicePulse {
    0%, 100% { box-shadow: 0 4px 12px rgba(239,68,68,0.5); transform: scale(1); }
    50%       { box-shadow: 0 4px 20px rgba(239,68,68,0.8); transform: scale(1.08); }
}