/**
 * Tasks Module - Shared styles
 * Used by MyTasks, EntityTasksPanel, BoardKanban, BoardListView, TaskDetailDrawer
 * Spec: TASKS_MODULE_CLEANUP_SPEC.md
 */

/* ---- Shell & layout ---- */
.tasks-task-board-shell {
    display: flex;
    align-items: stretch;
    width: 100%;
    position: relative;
    min-height: 400px;
}

.tasks-board-area {
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    transition: flex 0.3s ease;
}

.tasks-detail-drawer {
    flex: 0 0 45%;
    max-width: 45%;
    background: var(--mud-palette-surface);
    overflow-y: auto;
    animation: tasks-slideIn 0.3s ease-out;
    padding: 20px;
    border-left: 1px solid var(--mud-palette-divider);
}

.tasks-task-detail-wrapper {
    display: flex;
    flex-direction: column;
    height: 100%;
}

@keyframes tasks-slideIn {
    from {
        flex: 0 0 0;
        width: 0;
        opacity: 0;
    }
    to {
        flex: 0 0 45%;
        max-width: 45%;
        opacity: 1;
    }
}

/* ---- Kanban ---- */
.tasks-kanban-board-container {
    background: var(--mud-palette-background);
    border-radius: 8px;
}

.tasks-kanban-column {
    border-radius: 8px;
    background: var(--mud-palette-surface);
    transition: all 0.2s ease;
}

.tasks-kanban-column.drag-over-column {
    border: 2px solid var(--mud-palette-primary) !important;
    background: rgba(var(--mud-palette-primary-rgb), 0.05) !important;
    box-shadow: 0 4px 12px rgba(var(--mud-palette-primary-rgb), 0.2);
}

.tasks-kanban-task-card {
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 0.5rem;
    background: var(--mud-palette-background);
    border: 1px solid var(--mud-palette-divider);
}

.tasks-kanban-task-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.tasks-kanban-task-card.task-highlight {
    animation: tasks-taskFlash 2.5s ease-out forwards;
    background: rgba(var(--mud-palette-primary-rgb), 0.15);
    border: 1px solid var(--mud-palette-primary);
    box-shadow: 0 0 0 2px rgba(var(--mud-palette-primary-rgb), 0.35);
}

.tasks-kanban-task-card.task-dragging {
    opacity: 0.5;
    transform: scale(0.95);
}

@keyframes tasks-taskFlash {
    0% { background: rgba(var(--mud-palette-primary-rgb), 0.45); }
    60% { background: rgba(var(--mud-palette-primary-rgb), 0.12); }
    100% { background: transparent; }
}

.tasks-kanban-drop-target {
    min-height: 12px;
    border-radius: 4px;
    transition: all 0.2s ease;
    margin: 0.25rem 0;
}

.tasks-kanban-drop-target.drop-target-active {
    background-color: rgba(var(--mud-palette-primary-rgb), 0.2);
    min-height: 24px;
    border: 2px dashed var(--mud-palette-primary);
}

.tasks-kanban-add-phase-column {
    border: 2px dashed var(--mud-palette-divider) !important;
    background: var(--mud-palette-background) !important;
}

.tasks-kanban-add-phase-column:hover {
    border-color: var(--mud-palette-primary) !important;
    background: rgba(var(--mud-palette-primary-rgb), 0.05) !important;
}

/* ---- Breakpoint: mobile ---- */
@media (max-width: 960px) {
    .tasks-task-board-shell {
        flex-direction: column;
    }

    .tasks-detail-drawer {
        flex: 0 0 auto;
        width: 100%;
        max-width: 100%;
        border-left: none;
        border-top: 1px solid var(--mud-palette-divider);
        min-height: 400px;
    }

    @keyframes tasks-slideIn {
        from { max-height: 0; opacity: 0; }
        to { max-height: 100vh; opacity: 1; }
    }
}