/* css/tasks.css */

.tasks-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--background-surface);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-left {
    flex-wrap: wrap;
}

.header-left h1 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-color-primary);
}

.header-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.view-tabs {
    display: flex;
    gap: 0;
    background-color: var(--background-surface-alt);
    border-radius: var(--border-radius-md);
    padding: 2px;
}

.view-tab {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: transparent;
    color: var(--text-color-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    transition: background-color 0.2s, color 0.2s;
}

.view-tab:hover {
    color: var(--text-color-primary);
}

.view-tab.active {
    background-color: var(--background-surface);
    color: var(--primary-color);
    box-shadow: var(--box-shadow-sm);
}

.content-panel {
    padding: var(--spacing-xl);
    overflow-y: auto;
    min-height: calc(100vh - 180px);
}

.content-panel.hidden {
    display: none;
}

.tasks-toolbar {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.tasks-toolbar.hidden {
    display: none;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.tasks-filters {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    background-color: var(--background-surface-alt);
    color: var(--text-color-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color 0.2s, background-color 0.2s;
}

.filter-select:hover {
    border-color: var(--primary-color);
    background-color: var(--background-surface);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-light);
}

.tasks-view {
    padding: var(--spacing-xl);
    overflow-y: auto;
    height: calc(100vh - 140px);
}

.tasks-view.hidden {
    display: none;
}

#projects-panel .tasks-table {
    margin-top: 0;
}

/* List View Styles */
.tasks-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--background-surface);
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-sm);
    overflow: hidden;
}

.tasks-table th,
.tasks-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.tasks-table th {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-color-secondary);
    background-color: var(--background-surface-alt);
}

.tasks-table tbody tr:last-child td {
    border-bottom: none;
}

.tasks-table tbody tr:hover {
    background-color: var(--background-surface-alt);
}

.tasks-table tbody tr.overdue {
    background-color: rgba(239, 68, 68, 0.1);
}

.tasks-table .text-muted {
    color: var(--text-color-secondary);
    font-size: 0.875rem;
}

.tasks-table .text-danger {
    color: var(--danger-color);
    font-weight: 600;
}

.status-badge,
.priority-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.lead-link {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

.lead-link:hover {
    color: var(--primary-color-dark);
    text-decoration: underline;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    margin: 0 var(--spacing-xs);
}

.btn-edit {
    background-color: var(--primary-color-light);
    color: var(--primary-color);
    border: 1px solid transparent;
}

.btn-edit:hover {
    background-color: var(--primary-color);
    color: var(--text-color-on-primary);
}

.btn-delete {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid transparent;
}

.btn-delete:hover {
    background-color: var(--danger-color);
    color: var(--text-color-on-primary);
}

.empty-state {
    text-align: center;
    color: var(--text-color-secondary);
    padding: var(--spacing-xl);
    font-style: italic;
}

/* Kanban View Styles */
.tasks-kanban-board {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    padding-bottom: var(--spacing-md);
    min-height: calc(100vh - 200px);
}

.kanban-column {
    flex: 0 0 300px;
    background-color: var(--background-surface-alt);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 200px);
}

.kanban-column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

.kanban-column-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color-primary);
}

.kanban-count {
    background-color: var(--background-surface);
    color: var(--text-color-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.kanban-column-body {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    min-height: 100px;
}

.kanban-column-body.drag-over {
    background-color: var(--primary-color-light);
    border: 2px dashed var(--primary-color);
}

.empty-column-message {
    text-align: center;
    color: var(--text-color-secondary);
    font-style: italic;
    padding: var(--spacing-lg);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    margin-top: var(--spacing-md);
}

/* Task Card Styles */
.task-card {
    background-color: var(--background-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    cursor: grab;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
}

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

.task-card.dragging {
    opacity: 0.5;
    cursor: grabbing;
}

.task-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.task-card-header h4 {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color-primary);
    flex: 1;
}

.priority-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.task-description {
    font-size: 0.875rem;
    color: var(--text-color-secondary);
    margin: var(--spacing-sm) 0;
    line-height: 1.4;
}

.task-card-footer {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    font-size: 0.8rem;
    color: var(--text-color-secondary);
}

.task-assigned,
.task-due-date,
.task-lead,
.task-card-project,
.task-lead-icon-wrap {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.task-assigned i,
.task-due-date i,
.task-lead i,
.task-card-project i,
.task-lead-icon-wrap i {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.task-card-project {
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    margin-bottom: var(--spacing-xs);
}

.task-lead-icon-wrap {
    cursor: help;
    color: var(--text-color-secondary);
}

.task-lead-icon-wrap:hover {
    color: var(--primary-color);
}

.task-lead-empty {
    opacity: 0.4;
}

/* Icono lead en vista lista (tooltip al pasar el ratón) */
.tasks-table .task-lead-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: help;
    color: var(--text-color-secondary);
    padding: 2px;
}

.tasks-table .task-lead-icon:hover {
    color: var(--primary-color);
}

.tasks-table .task-lead-icon i {
    width: 18px;
    height: 18px;
}

.task-due-date.overdue {
    color: var(--danger-color);
    font-weight: 600;
}

.task-card-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
    justify-content: flex-end;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-color-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: background-color 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background-color: var(--background-surface-alt);
    color: var(--text-color-primary);
}

.btn-icon i {
    width: 16px;
    height: 16px;
}

/* Modal Styles for Tasks */
#task-modal-overlay,
#project-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#task-modal-overlay.visible,
#project-modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

#task-modal-overlay .modal-content,
#project-modal-overlay .modal-content {
    background: var(--background-surface);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--box-shadow-md);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

#task-modal-overlay.visible .modal-content,
#project-modal-overlay.visible .modal-content {
    transform: translateY(0);
}

#task-modal-overlay .modal-header,
#project-modal-overlay .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

#task-modal-overlay .modal-header h2,
#project-modal-overlay .modal-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-color-primary);
}

#task-modal-overlay .modal-close-btn,
#project-modal-overlay .modal-close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color-secondary);
    padding: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

#task-modal-overlay .modal-close-btn:hover,
#project-modal-overlay .modal-close-btn:hover {
    color: var(--text-color-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color-primary);
}

.form-group label .required {
    color: var(--danger-color);
}

.form-group input[type="text"],
.form-group input[type="datetime-local"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-family: var(--font-primary);
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: var(--background-surface-alt);
    color: var(--text-color-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-light);
}

.form-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--text-color-secondary);
}

.task-lead-hint.lead-from-project {
    color: var(--primary-color);
}

#task-lead-search:disabled {
    background-color: var(--background-surface-alt);
    cursor: not-allowed;
    opacity: 0.9;
}

.lead-search-container {
    position: relative;
}

.lead-search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--background-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    margin-top: var(--spacing-xs);
    max-height: 200px;
    overflow-y: auto;
    z-index: 10;
    box-shadow: var(--box-shadow-md);
}

.lead-search-results.hidden {
    display: none;
}

.lead-search-item {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background-color 0.2s;
    border-bottom: 1px solid var(--border-color);
}

.lead-search-item:last-child {
    border-bottom: none;
}

.lead-search-item:hover {
    background-color: var(--background-surface-alt);
}

.lead-search-item strong {
    display: block;
    color: var(--text-color-primary);
    margin-bottom: var(--spacing-xs);
}

.lead-search-item small {
    color: var(--text-color-secondary);
    font-size: 0.875rem;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Scrollbar styles for kanban columns */
.kanban-column-body::-webkit-scrollbar {
    width: 6px;
}

.kanban-column-body::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 10px;
}

.kanban-column-body::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 10px;
}

.kanban-column-body::-webkit-scrollbar-thumb:hover {
    background-color: var(--primary-color);
}

.kanban-column-body {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

/* --- Calendario --- */
.calendar-toolbar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.calendar-month-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color-primary);
    min-width: 200px;
    text-align: center;
}

.calendar-filter {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.calendar-filter label {
    font-weight: 500;
    color: var(--text-color-secondary);
    font-size: 0.9rem;
}

.calendar-grid {
    margin-top: var(--spacing-md);
}

.calendar-month-header {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.calendar-day-names {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    margin-bottom: var(--spacing-xs);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-color-secondary);
}

.day-name {
    text-align: center;
    padding: var(--spacing-xs) 0;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}

.calendar-day-cell {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color-primary);
    background-color: var(--background-surface-alt);
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
    min-height: 40px;
}

.calendar-day-cell:hover:not(.empty) {
    background-color: var(--primary-color-light);
    color: var(--primary-color);
}

.calendar-day-cell.empty {
    background-color: transparent;
    cursor: default;
    min-height: 40px;
}

.calendar-day-cell.today {
    border: 2px solid var(--primary-color);
    font-weight: 700;
}

.calendar-day-cell.day-urgent {
    background-color: rgba(239, 68, 68, 0.25);
    color: var(--danger-color);
}

.calendar-day-cell.day-urgent:hover:not(.empty) {
    background-color: rgba(239, 68, 68, 0.4);
}

.calendar-day-cell.day-soon {
    background-color: rgba(245, 158, 11, 0.25);
    color: #b45309;
}

.calendar-day-cell.day-soon:hover:not(.empty) {
    background-color: rgba(245, 158, 11, 0.4);
}

.calendar-day-cell.day-medium {
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--primary-color);
}

.calendar-day-cell.day-medium:hover:not(.empty) {
    background-color: rgba(59, 130, 246, 0.25);
}

.calendar-day-popover {
    position: fixed;
    z-index: 1100;
    background: var(--background-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-md);
    padding: var(--spacing-md);
    min-width: 260px;
    max-width: 320px;
}

.calendar-day-popover.hidden {
    display: none !important;
}

.calendar-day-popover h4 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1rem;
    color: var(--text-color-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-xs);
}

.calendar-day-popover h5 {
    margin: var(--spacing-sm) 0 var(--spacing-xs) 0;
    font-size: 0.9rem;
    color: var(--text-color-secondary);
}

.calendar-day-popover ul {
    margin: 0;
    padding-left: 1.2rem;
    list-style: disc;
}

.calendar-day-popover li {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

.calendar-day-popover li a {
    color: var(--primary-color);
    text-decoration: none;
}

.calendar-day-popover li a:hover {
    text-decoration: underline;
}

/* --- Proyectos: fila de detalle y mini-Gantt --- */
.project-detail-row {
    background-color: var(--background-surface-alt);
}

.project-detail-row.hidden {
    display: none !important;
}

.project-detail-row td {
    padding: 0 !important;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

.project-detail-inner {
    padding: var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

@media (max-width: 768px) {
    .project-detail-inner {
        grid-template-columns: 1fr;
    }
}

.project-detail-section h4 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color-primary);
}

.project-tasks-list {
    margin: 0;
    padding-left: 1.2rem;
    list-style: none;
}

.project-tasks-list li {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--text-color-primary);
}

.project-tasks-list li a {
    color: var(--primary-color);
    text-decoration: none;
}

.project-tasks-list li a:hover {
    text-decoration: underline;
}

.toggle-project-tasks {
    margin-right: var(--spacing-sm);
}

.btn-ghost {
    background: transparent;
    color: var(--text-color-secondary);
    border: 1px solid var(--border-color);
}

.btn-ghost:hover {
    background-color: var(--background-surface-alt);
    color: var(--text-color-primary);
}

.project-timeline {
    position: relative;
    height: 28px;
    background-color: var(--background-surface);
    border-radius: var(--border-radius-sm);
    margin-top: var(--spacing-xs);
}

.project-timeline-bar {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 8px;
    width: 100%;
    background-color: var(--primary-color-light);
    border-radius: 4px;
}

.project-timeline-task {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 2px solid var(--background-surface);
    box-shadow: var(--box-shadow-sm);
    pointer-events: none;
}

.project-timeline-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 28px;
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    font-style: italic;
}

/* Responsive */
@media (max-width: 768px) {
    .tasks-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .header-right {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .tasks-filters {
        flex-direction: column;
        width: 100%;
    }

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

    .tasks-kanban-board {
        flex-direction: column;
    }

    .kanban-column {
        flex: 1;
        max-width: 100%;
    }
}