/* ================================================================
   TASK DELETE CONFIRMATION MODAL
   ================================================================ */

/* Overlay */
.task-delete-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 1070;
    justify-content: center;
    align-items: center;
}

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

/* Modal container */
.task-delete-modal {
    background: #fff;
    border-radius: 12px;
    width: 480px;
    max-width: 95vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
    animation: taskDeleteFadeIn 0.2s ease;
    overflow: hidden;
}

@keyframes taskDeleteFadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Header ── */
.task-delete-header {
    padding: 20px 24px 16px;
    border-bottom: 1px solid #f0f0f0;
    position: relative;
}

.task-delete-header-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.task-delete-header-title i {
    color: #e53935;
    font-size: 18px;
}

.task-delete-header-title h3 {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0;
}

.task-delete-header p {
    font-size: 13px;
    color: #666;
    margin: 0;
    line-height: 1.4;
}

.task-delete-close {
    position: absolute;
    top: 16px;
    left: 16px;
    background: none;
    border: none;
    cursor: pointer;
    color: #999;
    font-size: 18px;
    padding: 4px;
    line-height: 1;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
}

.task-delete-close:hover {
    background: #f5f5f5;
    color: #333;
}

/* ── Warning banner (10+ tasks) ── */
.task-delete-warning {
    display: none;
    margin: 12px 24px 0;
    padding: 10px 14px;
    background: #fff8e1;
    border: 1px solid #ffe082;
    border-radius: 8px;
    font-size: 12px;
    color: #e65100;
    line-height: 1.4;
}

.task-delete-warning.visible {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.task-delete-warning i {
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ── Simple delete (no subtasks) ── */
.task-delete-simple {
    display: none;
    padding: 24px;
    text-align: center;
}

.task-delete-simple.visible {
    display: block;
}

.task-delete-simple p {
    font-size: 14px;
    color: #333;
    margin: 0 0 4px;
}

.task-delete-simple .task-delete-simple-name {
    font-weight: 600;
    color: #1a1a1a;
}

/* ── Select All bar ── */
.task-delete-select-all {
    display: none;
    padding: 10px 24px;
    border-bottom: 1px solid #f0f0f0;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #555;
}

.task-delete-select-all.visible {
    display: flex;
}

.task-delete-select-all label {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    user-select: none;
}

/* ── Tree area ── */
.task-delete-tree-area {
    display: none;
    overflow-y: auto;
    max-height: 380px;
    padding: 8px 0;
}

.task-delete-tree-area.visible {
    display: block;
}

/* Loading state */
.task-delete-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 24px;
    color: #999;
    font-size: 13px;
    gap: 8px;
}

.task-delete-loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ── Tree node rows ── */
.task-delete-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 24px;
    cursor: pointer;
    transition: background 0.12s;
    font-size: 13px;
    color: #333;
    min-height: 36px;
}

.task-delete-row:hover {
    background: #f8f9fa;
}

.task-delete-row.is-root {
    background: #fef2f2;
    cursor: default;
    font-weight: 600;
}

.task-delete-row.is-linked {
    opacity: 0.5;
    cursor: default;
}

.task-delete-row.is-linked:hover {
    background: transparent;
}

/* Indentation levels */
.task-delete-row[data-depth="0"] { padding-right: 24px; }
.task-delete-row[data-depth="1"] { padding-right: 48px; }
.task-delete-row[data-depth="2"] { padding-right: 72px; }
.task-delete-row[data-depth="3"] { padding-right: 96px; }
.task-delete-row[data-depth="4"] { padding-right: 120px; }
.task-delete-row[data-depth="5"] { padding-right: 144px; }
.task-delete-row[data-depth="6"] { padding-right: 168px; }
.task-delete-row[data-depth="7"] { padding-right: 192px; }
.task-delete-row[data-depth="8"] { padding-right: 216px; }
.task-delete-row[data-depth="9"] { padding-right: 240px; }
.task-delete-row[data-depth="10"] { padding-right: 264px; }

/* Status dot */
.task-delete-status {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Task name */
.task-delete-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Task ID */
.task-delete-id {
    font-size: 11px;
    color: #aaa;
    flex-shrink: 0;
}

/* Badges */
.task-delete-badge {
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
    flex-shrink: 0;
    white-space: nowrap;
}

.task-delete-badge.deleting {
    background: #fde8e8;
    color: #e53935;
}

.task-delete-badge.linked {
    background: #f0f3f6;
    color: #888;
}

/* ── Checkbox styling ── */
.task-delete-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border: 2px solid #ccc;
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    transition: border-color 0.15s, background 0.15s;
    margin: 0;
}

.task-delete-checkbox:checked {
    border-color: #e53935;
    background: #e53935;
}

.task-delete-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 5px;
    height: 9px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.task-delete-checkbox:indeterminate {
    border-color: #e53935;
    background: #e53935;
}

.task-delete-checkbox:indeterminate::after {
    content: '';
    position: absolute;
    left: 2px;
    top: 5px;
    width: 8px;
    height: 2px;
    background: #fff;
    border-radius: 1px;
}

.task-delete-checkbox:disabled {
    opacity: 0.6;
    cursor: default;
}

.task-delete-row.is-root .task-delete-checkbox {
    border-color: #e53935;
    background: #e53935;
}

/* Select-all checkbox */
.task-delete-select-all .task-delete-checkbox {
    width: 15px;
    height: 15px;
}

/* ── Summary / count ── */
.task-delete-summary {
    padding: 12px 24px;
    border-top: 1px solid #f0f0f0;
    font-size: 13px;
    color: #555;
    text-align: center;
}

.task-delete-summary strong {
    color: #e53935;
    font-weight: 600;
}

/* ── Footer ── */
.task-delete-footer {
    padding: 16px 24px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.task-delete-btn {
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: background 0.15s, opacity 0.15s;
    font-family: inherit;
}

.task-delete-btn.cancel {
    background: #f5f5f5;
    color: #333;
}

.task-delete-btn.cancel:hover {
    background: #eee;
}

.task-delete-btn.confirm {
    background: #e53935;
    color: #fff;
}

.task-delete-btn.confirm:hover {
    background: #c62828;
}

.task-delete-btn.confirm:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ── Responsive ── */
@media (max-width: 540px) {
    .task-delete-modal {
        width: 100%;
        max-height: 90vh;
        border-radius: 12px 12px 0 0;
        margin-top: auto;
    }

    .task-delete-tree-area {
        max-height: 50vh;
    }

    .task-delete-row[data-depth="5"],
    .task-delete-row[data-depth="6"],
    .task-delete-row[data-depth="7"],
    .task-delete-row[data-depth="8"],
    .task-delete-row[data-depth="9"],
    .task-delete-row[data-depth="10"] {
        padding-left: 144px;
    }
}