/* ============================================
   Cue - Tasks Page CSS
   ============================================ */

.tasks-page {
    background: var(--bg-secondary);
}

.tasks-main {
    display: grid;
    grid-template-columns: 400px 1fr;
    max-width: 1440px;
    margin: 0 auto;
    padding-top: 57px;
    min-height: 100vh;
}

/* ===== Left Panel: Task List ===== */
.tasks-panel {
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    height: calc(100vh - 57px);
    overflow-y: auto;
    position: sticky;
    top: 57px;
}

/* Tabs */
.tasks-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.15s;
    position: relative;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.tab-btn.active {
    color: var(--text-primary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
}

/* Filters */
.tasks-filters {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.filter-row {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.filter-chip {
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.filter-chip:hover {
    background: var(--bg-tertiary);
}

.filter-chip.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.filter-chip i {
    font-size: 11px;
}

/* Workband Filters */
.workband-filters {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}

.filter-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 8px;
}

.workband-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.workband-chip {
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid transparent;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    gap: 4px;
}

.workband-chip:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.workband-chip.active {
    background: var(--accent);
    color: white;
}

.workband-chip i {
    font-size: 10px;
}

.search-box {
    position: relative;
}

.search-box i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 14px;
}

.search-box input {
    width: 100%;
    padding: 10px 12px 10px 36px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    transition: border-color 0.15s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
}

/* Queue Section */
.queue-section,
.browse-section {
    padding: 16px;
}

.queue-header,
.browse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.queue-header h2,
.browse-header h2 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.queue-count {
    font-size: 12px;
    color: var(--text-tertiary);
}

.sort-select select {
    padding: 6px 10px;
    font-size: 13px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    cursor: pointer;
}

/* Task Item */
.task-item {
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.15s;
    background: var(--bg-primary);
}

.task-item:hover {
    border-color: var(--text-tertiary);
}

.task-item.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

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

.task-type-badge {
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.task-type-badge.task {
    background: #EEF2FF;
    color: var(--accent);
}

.task-type-badge.mission {
    background: #F5F3FF;
    color: var(--mission);
}

.task-type-badge.debug {
    background: #ECFEFF;
    color: var(--debug);
}

.task-match {
    font-size: 12px;
    font-weight: 500;
    color: var(--success);
}

.task-item-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.4;
}

.task-item-client {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* Task Workband Badge */
.task-workband {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 500;
    background: #F0F4FF;
    color: var(--accent);
    border-radius: 4px;
    margin-bottom: 10px;
}

.task-workband.mission {
    background: #F5F3FF;
    color: var(--mission);
}

.task-workband.debug {
    background: #ECFEFF;
    color: var(--debug);
}

.task-workband i {
    font-size: 10px;
}

.task-item-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
}

.task-reward {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.task-time {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.task-level {
    font-size: 11px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 4px;
}

.task-level.beginner {
    background: #ECFDF5;
    color: #059669;
}

.task-level.intermediate {
    background: #FEF3C7;
    color: #D97706;
}

.task-level.advanced {
    background: #FEE2E2;
    color: #DC2626;
}

.task-item-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.task-item-skills span {
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 500;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 4px;
}

.mission-progress {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
    font-size: 12px;
    color: var(--mission);
    font-weight: 500;
}

.debug-badge {
    margin-top: 12px;
    padding: 8px 10px;
    background: #ECFEFF;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 500;
    color: var(--debug);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===== Right Panel: Brief ===== */
.brief-panel {
    height: calc(100vh - 57px);
    overflow-y: auto;
    padding: 32px 48px;
    background: var(--bg-primary);
}

.brief-content {
    max-width: 720px;
}

.brief-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.brief-type {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brief-match {
    font-size: 13px;
    color: var(--success);
    font-weight: 500;
}

.bookmark-btn {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: color 0.15s;
}

.bookmark-btn:hover {
    color: var(--warning);
}

.brief-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.3;
}

.brief-client {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.client-avatar {
    width: 44px;
    height: 44px;
    background: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
}

.client-avatar.blue { background: #3B82F6; }
.client-avatar.green { background: var(--success); }
.client-avatar.purple { background: var(--mission); }

.client-info {
    display: flex;
    flex-direction: column;
}

.client-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.client-rating {
    font-size: 13px;
    color: var(--text-secondary);
}

.client-rating i {
    color: #FBBF24;
}

.brief-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
}

.brief-stats .stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Reward Breakdown */
.reward-breakdown {
    background: linear-gradient(135deg, #F8FAFC 0%, #F0F4FF 100%);
    border: 1px solid #E2E8F0;
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 32px;
}

.reward-breakdown h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.reward-breakdown h3 i {
    color: var(--accent);
}

.breakdown-grid {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.breakdown-item {
    background: white;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    text-align: center;
    min-width: 80px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.breakdown-item.total {
    background: var(--primary);
}

.breakdown-item.total .breakdown-label,
.breakdown-item.total .breakdown-value {
    color: white;
}

.breakdown-label {
    display: block;
    font-size: 10px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 4px;
}

.breakdown-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.breakdown-detail {
    display: block;
    font-size: 10px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.breakdown-operator {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-tertiary);
}

.effective-rate {
    padding-top: 12px;
    border-top: 1px solid #E2E8F0;
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.effective-rate i {
    color: var(--success);
}

.effective-rate strong {
    color: var(--success);
    font-weight: 700;
}

.brief-section {
    margin-bottom: 32px;
}

.brief-section h2 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.brief-section h2 i {
    color: var(--text-tertiary);
}

.brief-intro {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Steps */
.steps-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.step-item {
    display: flex;
    gap: 16px;
}

.step-number {
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

.step-item:last-child .step-content {
    border-bottom: none;
    padding-bottom: 0;
}

.step-content h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.step-content p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.step-time {
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* Skills */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
}

.skill-tag.match {
    background: #ECFDF5;
    color: var(--success);
}

/* Deliverables */
.deliverables-list {
    list-style: none;
}

.deliverables-list li {
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.deliverables-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.deliverables-list li:last-child {
    border-bottom: none;
}

/* Mission Tasks */
.mission-tasks-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mission-task-item {
    display: flex;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.mission-task-status {
    color: var(--text-tertiary);
    font-size: 18px;
}

.mission-task-content {
    flex: 1;
}

.mission-task-content h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.mission-task-content p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.mission-task-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
}

/* Debug Support */
.debug-alert {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: #ECFEFF;
    border: 1px solid #A5F3FC;
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
}

.debug-alert-icon {
    width: 44px;
    height: 44px;
    background: var(--debug);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.debug-alert-content h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.debug-alert-content p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.responsibilities-list {
    list-style: none;
}

.responsibilities-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 14px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-light);
}

.responsibilities-list li i {
    width: 20px;
    color: var(--text-tertiary);
}

.responsibilities-list li:last-child {
    border-bottom: none;
}

.debug-workflow {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.workflow-step {
    flex: 1;
    text-align: center;
}

.workflow-icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    margin: 0 auto 12px;
}

.workflow-text h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.workflow-text p {
    font-size: 12px;
    color: var(--text-secondary);
}

.workflow-arrow {
    color: var(--text-tertiary);
}

.notes-list {
    list-style: none;
}

.notes-list li {
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
    padding-left: 24px;
    position: relative;
}

.notes-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--warning);
    font-weight: bold;
}

.notes-list li:last-child {
    border-bottom: none;
}

/* Actions */
.brief-actions {
    display: flex;
    gap: 12px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    margin-top: 32px;
}

.brief-actions .btn-primary {
    flex: 1;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .tasks-main {
        grid-template-columns: 1fr;
    }

    .tasks-panel {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .brief-panel {
        height: auto;
        padding: 24px;
    }
}

@media (max-width: 768px) {
    .brief-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .debug-workflow {
        flex-direction: column;
    }

    .workflow-arrow {
        transform: rotate(90deg);
    }

    .brief-actions {
        flex-direction: column;
    }

    /* モバイル: 右の brief-panel を隠して、選択カード内に展開する */
    .brief-panel {
        display: none !important;
    }
    .task-item {
        position: relative;
    }
    .task-item.active {
        background: #fff;
        border-color: #1c1c1c;
    }
    .task-item-inline-brief {
        display: none;
        margin: 14px -14px -14px;
        border-top: 1px solid #e5e5e4;
        background: #fafaf9;
        border-radius: 0 0 12px 12px;
    }
    .task-item.active .task-item-inline-brief {
        display: block;
        animation: inline-brief-slide-in .18s ease-out;
    }
    .task-item.active .task-item-inline-brief > * {
        padding-left: 14px !important;
        padding-right: 14px !important;
    }
    .task-item-inline-close {
        position: sticky;
        top: 0;
        z-index: 5;
        display: flex;
        justify-content: flex-end;
        padding: 8px 14px 0;
        background: linear-gradient(180deg,#fafaf9 70%,transparent 100%);
    }
    .task-item-inline-close button {
        background: #fff;
        border: 1px solid #d4d4d3;
        border-radius: 999px;
        padding: 4px 12px;
        font-size: 11.5px;
        cursor: pointer;
        color: #444;
    }
    @keyframes inline-brief-slide-in {
        from { opacity: 0; transform: translateY(-4px); }
        to { opacity: 1; transform: translateY(0); }
    }
}

/* ============================================
   タスクカード Sort + View 切替 (2026-05-16 追加)
   ============================================ */

.task-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 0 16px;
    flex-wrap: wrap;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 16px;
}

.task-controls .sort-select {
    display: flex;
    align-items: center;
    gap: 8px;
}

.task-controls .sort-select label {
    font-size: 13px;
    color: #6b7280;
    font-weight: 500;
}

.task-controls .sort-select select {
    padding: 6px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    background: #ffffff;
    cursor: pointer;
    font-family: inherit;
    min-width: 140px;
}

.task-controls .sort-select select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.view-toggle {
    display: inline-flex;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    overflow: hidden;
    background: #ffffff;
}

.view-toggle .view-btn {
    padding: 7px 12px;
    background: transparent;
    border: 0;
    border-right: 1px solid #d1d5db;
    color: #6b7280;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.15s, color 0.15s;
}

.view-toggle .view-btn:last-child {
    border-right: 0;
}

.view-toggle .view-btn:hover {
    background: #f3f4f6;
    color: #111827;
}

.view-toggle .view-btn.active {
    background: #1f2937;
    color: #ffffff;
}

/* ---- Grid 表示: 狭い親（右に詳細パネルがある）でも複数列入るように ---- */

.tasks-list.view-grid,
.browse-list.view-grid {
    display: grid;
    /* auto-fit: 空トラックを潰して残り幅を子に分配（auto-fill より親幅を活用） */
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    align-items: stretch;
}

/* Grid モードのカード: コンパクト化（複数列で並ぶ前提） */
.tasks-list.view-grid > *,
.browse-list.view-grid > * {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Grid モードのタスクカード内: padding 縮小、タイトル行数制限でカード高揃え */
.tasks-list.view-grid .task-card,
.browse-list.view-grid .task-card {
    padding: 14px 16px;
}

.tasks-list.view-grid .task-card h3,
.tasks-list.view-grid .task-card .task-title,
.browse-list.view-grid .task-card h3,
.browse-list.view-grid .task-card .task-title {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 14px;
    line-height: 1.4;
}

/* ---- List 表示: 縦一列、各カードはフル幅で詳細感を維持 ---- */

.tasks-list.view-list,
.browse-list.view-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.tasks-list.view-list > *,
.browse-list.view-list > * {
    width: 100%;
    max-width: 100%;
}

/* ---- レスポンシブ ---- */

@media (max-width: 1024px) {
    .tasks-list.view-grid,
    .browse-list.view-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 640px) {
    .tasks-list.view-grid,
    .browse-list.view-grid {
        grid-template-columns: 1fr;
    }
    .task-controls {
        flex-direction: column;
        align-items: stretch;
    }
    .task-controls .sort-select select {
        flex: 1;
    }
    .view-toggle {
        align-self: flex-end;
    }
}

/* ============================================
   Grid モード時: brief-panel をスライドインオーバーレイに (2026-05-16 追加)
   ============================================ */

/* 通常 (data-view-mode 未設定 or "list") では close ボタンと overlay 背景は非表示 */
.brief-close-btn {
    display: none;
}

.brief-overlay-bg {
    display: none;
}

/* ---- Grid モード時の brief-panel: 右からスライドインするオーバーレイ ---- */

body[data-view-mode="grid"] .brief-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(640px, 90vw);
    max-width: 640px;
    background: #ffffff;
    box-shadow: -12px 0 40px rgba(0, 0, 0, 0.18);
    transform: translateX(100%);
    transition: transform 0.28s ease;
    z-index: 200;
    overflow-y: auto;
    padding: 56px 28px 32px;
}

body[data-view-mode="grid"] .brief-panel.open {
    transform: translateX(0);
}

/* close ボタン (Grid モード時のみ表示) */
body[data-view-mode="grid"] .brief-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 14px;
    right: 14px;
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: 50%;
    background: #f3f4f6;
    color: #4b5563;
    cursor: pointer;
    font-size: 15px;
    transition: background 0.15s, color 0.15s;
}

body[data-view-mode="grid"] .brief-close-btn:hover {
    background: #1f2937;
    color: #ffffff;
}

/* 半透明背景オーバーレイ (Grid モード + brief-open のときのみ表示) */
body[data-view-mode="grid"].brief-open .brief-overlay-bg {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.4);
    z-index: 150;
    animation: briefOverlayFadeIn 0.2s ease;
}

@keyframes briefOverlayFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Grid モード時のメインレイアウト: 左右 split を解除（左ペイン全幅） */
body[data-view-mode="grid"] .tasks-page-main,
body[data-view-mode="grid"] .findwork-main,
body[data-view-mode="grid"] main.main-content,
body[data-view-mode="grid"] main {
    grid-template-columns: 1fr !important;
    display: block;
}

/* Grid モード時の右ペイン placeholder は非表示（オーバーレイなので意味なし） */
body[data-view-mode="grid"] .brief-panel:not(.open) .brief-placeholder {
    display: none;
}

/* List モード時は brief-panel の右上 close ボタンを念のため非表示（CSS の打消し用） */
body[data-view-mode="list"] .brief-close-btn,
body:not([data-view-mode]) .brief-close-btn {
    display: none;
}

/* WORKBAND フィルタチップと検索窓の間隔を少しだけ開ける (2026-05-16) */
.tasks-filters .search-box,
.workband-filters + .search-box {
    margin-top: 16px;
}