@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+TC:wght@400;500;600;700&display=swap');

:root {
    /* 簡約現代色彩系統 */
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #0ea5e9;
    
    /* 文字色階 */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    
    /* 背景色 */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    
    /* 邊框色 */
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;
    
    /* 圓角 */
    --border-radius: 8px;
    
    /* 陰影 - Material Design 3 */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    background: var(--bg-primary);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 24px;
}

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

/* ┌─────────────────────────────────────────────────────————────────────┐ */
/* │                    Header 區域 - 簡約設計                           │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.header-section {
    margin-bottom: 24px;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.header-top {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--border-light);
}

.header-title-area {
    flex: 1;
    min-width: 0;
}

.header-title-area h1 {
    margin: 0 0 2px 0;
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-title-area p {
    margin: 0;
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 400;
}

.header-status-chips {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    border: 1px solid;
}

.status-chip.online {
    background: #ecfdf5;
    color: #065f46;
    border-color: #a7f3d0;
}

.status-chip.online::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.status-chip.processing {
    background: #fffbeb;
    color: #92400e;
    border-color: #fcd34d;
}

.status-chip.processing::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #f59e0b;
    animation: spin 2s linear infinite;
}

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

.status-chip.pending {
    background: #fef2f2;
    color: #7f1d1d;
    border-color: #fca5a5;
}

.status-chip.pending::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ef4444;
    animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.status-chip.idle {
    background: #eff6ff;
    color: #0c4a6e;
    border-color: #bfdbfe;
}

.status-chip.idle::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #0ea5e9;
}

.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.action-btn {
    padding: 8px 12px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.action-btn:hover {
    background: var(--bg-tertiary);
    border-color: #d1d5db;
}

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

.action-btn.primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

.header-breadcrumb {
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb-item::after {
    content: '›';
    color: var(--text-tertiary);
    font-weight: 300;
}

.breadcrumb-item:last-child::after {
    content: '';
}

.breadcrumb-item.current {
    color: var(--text-primary);
    font-weight: 500;
}

.header-inline-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    padding: 10px 16px 12px;
    border-top: 1px solid var(--border-light);
}

.header-inline-stats .stat-card {
    margin: 0;
    min-height: 60px;
    padding: 10px 12px;
    border-radius: 10px;
}

body.app-dark .header-inline-stats {
    border-top: 1px solid rgba(148, 163, 184, 0.14);
}

body.app-dark .header-inline-stats .stat-card {
    background: rgba(15, 23, 42, 0.72) !important;
    border: 1px solid rgba(148, 163, 184, 0.14) !important;
}

body.app-dark.message-system .header-title-area h1,
body.app-dark.reports-system .header-title-area h1,
body.app-dark.announcement-system .header-title-area h1 {
    font-size: 24px !important;
    font-weight: 700 !important;
    line-height: 1.2;
}

body.app-dark.message-system .header-title-area p,
body.app-dark.reports-system .header-title-area p,
body.app-dark.announcement-system .header-title-area p {
    font-size: 13px !important;
    font-weight: 500 !important;
    line-height: 1.5;
}

body.app-dark.message-system .card h2,
body.app-dark.reports-system .card h2,
body.app-dark.announcement-system .card h2 {
    font-size: 18px !important;
    font-weight: 700 !important;
}

body.app-dark.message-system .card h3,
body.app-dark.reports-system .card h3,
body.app-dark.announcement-system .card h3 {
    font-size: 14px !important;
    font-weight: 600 !important;
}

body.app-dark.message-system .header-inline-stats,
body.app-dark.reports-system .header-inline-stats,
body.app-dark.announcement-system .header-inline-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

body.app-dark.message-system .header-inline-stats .stat-number,
body.app-dark.reports-system .header-inline-stats .stat-number,
body.app-dark.announcement-system .header-inline-stats .stat-number {
    font-size: 26px !important;
    font-weight: 700 !important;
}

body.app-dark.message-system .header-inline-stats .stat-label,
body.app-dark.reports-system .header-inline-stats .stat-label,
body.app-dark.announcement-system .header-inline-stats .stat-label {
    font-size: 12px !important;
    font-weight: 600 !important;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

body.app-dark.message-system .stats-grid {
    grid-template-columns: 1fr;
}

body.app-dark.message-system .stat-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    padding: 14px 16px;
    min-height: 68px;
}

body.app-dark.message-system .stat-number {
    font-size: 24px;
    line-height: 1;
}

body.app-dark.message-system .stat-label {
    margin-top: 0;
    text-align: right;
}

.stat-card {
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    padding: 16px;
    text-align: center;
}

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
    font-weight: 500;
}

/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                   Card 與主要內容區域                              │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.card,
.dashboard > div {
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    margin-bottom: 16px;
}

.card:hover {
    border-color: #d1d5db;
    box-shadow: var(--shadow-md);
}

.card h2 {
    margin: 0 0 16px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card h3 {
    margin: 0 0 12px 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.card p {
    margin: 0 0 12px 0;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                      按鈕樣式                                       │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--border-radius);
    border: none;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

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

.btn-primary:hover:not(:disabled):not(.loading) {
    background: var(--primary-hover);
}

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

.btn-secondary:hover:not(:disabled):not(.loading) {
    background: var(--bg-tertiary);
}

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

.btn-success:hover:not(:disabled):not(.loading) {
    background: #059669;
}

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

.btn-danger:hover:not(:disabled):not(.loading) {
    background: #dc2626;
}

/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                    表單與輸入框                                     │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    text-transform: capitalize;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 13px;
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control::placeholder {
    color: var(--text-tertiary);
}

/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                     Tabs 標籤頁                                     │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.content-tabs {
    margin-bottom: 16px;
}

.content-tabs .tab-container {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    background: transparent;
    border-radius: 0;
}

.content-tabs .tab-button,
.tab-button {
    flex: 1;
    padding: 12px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.content-tabs .tab-button:hover,
.tab-button:hover {
    color: var(--text-primary);
}

.content-tabs .tab-button.active,
.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                  Sidebar 與導航                                     │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.shell-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    transition: grid-template-columns 0.3s ease;
    min-height: 100vh;
}

.shell-rail {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px 12px;
    position: sticky;
    top: 0;
    height: 100vh;
}

body.rail-collapsed .shell-rail {
    width: 72px;
    overflow: hidden;
    border-right: none;
    padding: 12px 8px;
}

body.rail-collapsed .shell-grid {
    grid-template-columns: 72px 1fr;
}

.rail-link,
.rail-toggle {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    width: 100%;
    height: 44px;
    padding: 0 12px;
    border-radius: var(--border-radius);
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.rail-toggle-top {
    justify-content: center;
}

.rail-link-label {
    font-size: 13px;
    font-weight: 600;
    color: inherit;
    white-space: nowrap;
}

.shell-brand,
.shell-user-panel {
    width: 100%;
}

.rail-link:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.rail-link.active {
    background: var(--primary-light);
    color: var(--primary-color);
}

.rail-toggle {
    margin-top: auto;
}

.ui-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ui-icon svg {
    width: 100%;
    height: 100%;
}



/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                   Loading Skeleton - 簡約設計                       │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.skeleton-loader {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skeleton-bar {
    border-radius: 6px;
    background: linear-gradient(90deg, 
        var(--bg-tertiary) 0%, 
        #e0e7ff 50%, 
        var(--bg-tertiary) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
}

.skeleton-title {
    flex: 1;
}

.skeleton-title .big {
    height: 22px;
    width: 40%;
    margin-bottom: 8px;
    border-radius: 6px;
}

.skeleton-title .small {
    height: 13px;
    width: 25%;
    border-radius: 4px;
}

.skeleton-chips {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.skeleton-chip {
    height: 24px;
    width: 80px;
    border-radius: 999px;
}

.skeleton-card {
    border-radius: var(--border-radius);
    padding: 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
}

.skeleton-card-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    gap: 12px;
}

.skeleton-card-title {
    flex: 1;
}

.skeleton-card-title .title {
    height: 16px;
    width: 35%;
    margin-bottom: 6px;
    border-radius: 6px;
}

.skeleton-card-title .subtitle {
    height: 12px;
    width: 20%;
    border-radius: 4px;
}

.skeleton-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.skeleton-item {
    display: grid;
    grid-template-columns: 36px 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 10px;
    border-radius: 6px;
    background: var(--bg-secondary);
}

.skeleton-avatar {
    width: 36px;
    height: 36px;
    border-radius: 6px;
}

.skeleton-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.skeleton-text .line {
    height: 12px;
    border-radius: 4px;
}

.skeleton-text .line:first-child {
    width: 60%;
}

.skeleton-text .line:last-child {
    width: 40%;
}

.skeleton-action {
    width: 56px;
    height: 28px;
    border-radius: 6px;
}

/* 應用 shimmer 動畫 */
.skeleton-bar,
.skeleton-avatar,
.skeleton-chip,
.skeleton-action,
.skeleton-text .line {
    background: linear-gradient(90deg, 
        var(--bg-tertiary) 0%, 
        #e0e7ff 50%, 
        var(--bg-tertiary) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* ┌─────────────────────────────────────────────────────────────────────┐ */
/* │                      其他元素調整                                   │ */
/* └─────────────────────────────────────────────────────────────────────┘ */

.results-container {
    margin-top: 16px;
}

.filters-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

/* 訊息頁：整體視窗自適應 */
body.app-dark.message-system .shell-stage {
    min-width: 0;
}

body.app-dark.message-system .container {
    width: 100%;
    max-width: min(1680px, calc(100vw - 24px));
    padding: clamp(12px, 1.8vw, 24px);
}

/* 訊息/論壇切換按鈕放在標題與狀態中間 */
body.app-dark.message-system .header-top {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) minmax(260px, 0.9fr) auto auto;
    gap: 14px;
    align-items: center;
}

body.app-dark.message-system .header-center-tabs {
    margin: 0;
    align-self: center;
}

body.app-dark.message-system .header-center-tabs .tab-container {
    background: rgba(15, 23, 42, 0.72);
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 12px;
    padding: 4px;
    gap: 4px;
    border-bottom: none;
}

body.app-dark.message-system .header-center-tabs .tab-button {
    border: 1px solid transparent;
    border-radius: 10px;
    margin: 0;
    padding: 10px 12px;
    min-width: 110px;
    color: #c8d7ef;
    border-bottom: none;
}

body.app-dark.message-system .header-center-tabs .tab-button.active {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #ffffff;
    border-color: rgba(96, 165, 250, 0.55);
}

body.app-dark.message-system .message-filter-card .message-filter-grid {
    display: grid;
    grid-template-columns: minmax(280px, 2.2fr) minmax(180px, 1fr) minmax(180px, 1fr) minmax(220px, 1.1fr);
    grid-template-areas:
        "keyword keyword author channel"
        "action date date date";
    column-gap: 10px;
    row-gap: 10px;
    align-items: end;
}

body.app-dark.message-system .message-filter-card .message-filter-grid > .form-group {
    margin-bottom: 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

body.app-dark.message-system .message-filter-card .filter-keyword-group {
    grid-area: keyword;
}

body.app-dark.message-system .message-filter-card .filter-author-group {
    grid-area: author;
}

body.app-dark.message-system .message-filter-card .filter-channel-group {
    grid-area: channel;
}

body.app-dark.message-system .message-filter-card .message-filter-grid > .form-group:not(.filter-keyword-group):not(.filter-author-group):not(.filter-channel-group):not(.filter-date-group):not(.filter-actions-group) {
    grid-area: action;
}

body.app-dark.message-system .message-filter-card .filter-date-group {
    grid-area: date;
}

body.app-dark.message-system .message-filter-card .quick-search-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

body.app-dark.message-system .message-filter-card .quick-search-header-row .section-title {
    margin-bottom: 0;
}

body.app-dark.message-system .message-filter-card .filter-actions-group {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    justify-content: stretch;
    align-self: center;
    min-width: min(100%, 480px);
    margin-left: auto;
    margin-bottom: 0;
}

body.app-dark.message-system .message-filter-card {
    border-color: rgba(96, 165, 250, 0.25) !important;
    background: linear-gradient(165deg, rgba(15, 23, 42, 0.94), rgba(17, 24, 39, 0.88)) !important;
}

body.app-dark.message-system .message-filter-card > h2 {
    margin-bottom: 12px;
}

body.app-dark.message-system .message-filter-card .quick-search-inline {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed rgba(148, 163, 184, 0.28);
}

body.app-dark.message-system .message-filter-card .quick-search-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

body.app-dark.message-system .message-filter-card .form-control {
    height: 38px;
    min-height: 38px;
    padding: 6px 10px;
}

body.app-dark.message-system .message-filter-card .date-range {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

body.app-dark.message-system .message-filter-card .filter-actions-group .btn {
    height: 38px;
    padding: 0 12px;
    min-width: auto;
    width: 100%;
    white-space: nowrap;
}
body.app-dark.message-system .dashboard,
body.app-dark.reports-system .dashboard,
body.app-dark.announcement-system .dashboard {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px;
}

body.app-dark.message-system .dashboard > .card,
body.app-dark.reports-system .dashboard > .card,
body.app-dark.announcement-system .dashboard > .card {
    width: 100% !important;
    max-width: none !important;
    position: relative !important;
    top: auto !important;
    max-height: none !important;
}

body.app-dark.message-system .dashboard > .card::after,
body.app-dark.reports-system .dashboard > .card::after,
body.app-dark.announcement-system .dashboard > .card::after {
    content: none !important;
}

body.app-dark.reports-system .filters-row,
body.app-dark.announcement-system .search-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

body.app-dark.reports-system .filters-row .form-group,
body.app-dark.announcement-system .search-controls > * {
    flex: 1 1 220px;
    min-width: 220px;
}

body.app-dark.reports-system .filters-row .form-group label,
body.app-dark.announcement-system .search-controls label {
    margin-bottom: 4px;
}

body.app-dark.reports-system .filters-row .form-control,
body.app-dark.announcement-system .search-controls input,
body.app-dark.announcement-system .search-controls select,
body.app-dark.reports-system .header-actions input,
body.app-dark.reports-system .header-actions select,
body.app-dark.announcement-system .header-actions input,
body.app-dark.announcement-system .header-actions select {
    height: 38px;
    min-height: 38px;
    padding: 6px 10px;
}

body.app-dark.reports-system .filters-row .form-control,
body.app-dark.announcement-system .search-controls input,
body.app-dark.announcement-system .search-controls select {
    min-width: 220px;
}

/* 訊息頁：頻道標籤/頻道資訊改為網站主題色 */
body.app-dark.message-system .channel-info,
body.app-dark.message-system .clickable-channel,
body.app-dark.message-system .channel-tag {
    background: rgba(30, 41, 59, 0.72) !important;
    color: #cfe0ff !important;
    border: 1px solid rgba(96, 165, 250, 0.35) !important;
    border-radius: 999px;
    padding: 4px 10px;
}

body.app-dark.message-system .clickable-channel:hover,
body.app-dark.message-system .channel-tag:hover {
    background: rgba(37, 99, 235, 0.24) !important;
    color: #e9f1ff !important;
}

/* AI 分析視窗主題與網站一致 */
body.app-dark .bot-analysis-modal,
body.app-dark .bot-analysis-container,
body.app-dark .bot-analysis-content,
body.app-dark .suspicious-report-modal {
    background: rgba(15, 23, 42, 0.96) !important;
    border: 1px solid rgba(148, 163, 184, 0.24) !important;
    color: #e5eefb !important;
}

body.app-dark .analysis-header {
    background: linear-gradient(135deg, #1e3a8a, #1d4ed8) !important;
    border-bottom: 1px solid rgba(148, 163, 184, 0.25) !important;
}

body.app-dark .analysis-body,
body.app-dark .risk-assessment,
body.app-dark .stat-item,
body.app-dark .time-chart-container,
body.app-dark .duplicate-item,
body.app-dark .recommendation-item,
body.app-dark .analysis-footer,
body.app-dark .flag-item,
body.app-dark .reason-tips {
    background: rgba(17, 28, 51, 0.88) !important;
    border-color: rgba(148, 163, 184, 0.24) !important;
    color: #dbe7fb !important;
}

body.app-dark .risk-meter-bar {
    background: rgba(51, 65, 85, 0.8) !important;
}

body.app-dark .stat-value,
body.app-dark .risk-score,
body.app-dark .flag-type,
body.app-dark .category-title,
body.app-dark .behavior-stats h3,
body.app-dark .time-chart-section h3,
body.app-dark .duplicate-content-section h3,
body.app-dark .recommendations h3 {
    color: #e8f0ff !important;
}

/* 檢舉頁：處理檢舉彈窗主題一致 */
body.app-dark.reports-system #actionModal .modal-content,
body.app-dark.reports-system #actionModal .modal-header,
body.app-dark.reports-system #actionModal .modal-body,
body.app-dark.reports-system #actionModal .modal-footer,
body.app-dark.reports-system #actionModal .modal-section,
body.app-dark.reports-system #actionModal .action-reason-section,
body.app-dark.reports-system #actionModal .processing-actions,
body.app-dark.reports-system #actionModal .processing-reason-panel,
body.app-dark.reports-system #actionModal .common-reasons-section,
body.app-dark.reports-system #actionModal .reason-category,
body.app-dark.reports-system #actionModal .reason-buttons-scroll,
body.app-dark.reports-system #actionModal .batch-case-item,
body.app-dark.reports-system #actionModal .reason-tips {
    background: rgba(15, 23, 42, 0.94) !important;
    border-color: rgba(148, 163, 184, 0.24) !important;
    color: #e5eefb !important;
}

body.app-dark.reports-system #actionModal .action-btn,
body.app-dark.reports-system #actionModal .reason-btn {
    background: rgba(30, 41, 59, 0.84) !important;
    border-color: rgba(148, 163, 184, 0.28) !important;
    color: #dbe7fb !important;
}

body.app-dark.reports-system #actionModal .action-btn.selected,
body.app-dark.reports-system #actionModal .reason-btn:hover,
body.app-dark.reports-system #actionModal .action-btn:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
    border-color: rgba(96, 165, 250, 0.58) !important;
    color: #fff !important;
}

@media (max-width: 1320px) {
    body.app-dark.message-system .header-top {
        grid-template-columns: 1fr;
        gap: 10px;
        align-items: stretch;
    }

    body.app-dark.message-system .header-center-tabs {
        order: 2;
    }

    body.app-dark.message-system .header-status-chips {
        order: 3;
    }

    body.app-dark.message-system .header-actions {
        order: 4;
    }

    body.app-dark.message-system .message-filter-card .message-filter-grid {
        grid-template-columns: repeat(3, minmax(160px, 1fr));
    }

    body.app-dark.message-system .message-filter-card .filter-keyword-group {
        grid-column: 1 / span 2;
    }

    body.app-dark.message-system .message-filter-card .filter-author-group {
        grid-column: 3;
    }

    body.app-dark.message-system .message-filter-card .filter-channel-group {
        grid-column: 1;
        grid-row: 2;
    }

    body.app-dark.message-system .message-filter-card .message-filter-grid > .form-group:not(.filter-keyword-group):not(.filter-author-group):not(.filter-channel-group):not(.filter-date-group):not(.filter-actions-group) {
        grid-column: 2;
        grid-row: 2;
    }

    body.app-dark.message-system .message-filter-card .filter-date-group {
        grid-column: 1 / span 2;
        grid-row: 3;
    }

    body.app-dark.message-system .message-filter-card .filter-actions-group {
        grid-column: 3;
        grid-row: 3;
    }
}

@media (max-width: 900px) {
    body.app-dark.message-system .message-filter-card .message-filter-grid {
        grid-template-columns: repeat(2, minmax(150px, 1fr));
    }

    body.app-dark.message-system .message-filter-card .filter-keyword-group {
        grid-column: 1 / -1;
        grid-row: 1;
    }

    body.app-dark.message-system .message-filter-card .filter-author-group {
        grid-column: 1;
        grid-row: 2;
    }

    body.app-dark.message-system .message-filter-card .filter-channel-group {
        grid-column: 2;
        grid-row: 2;
    }

    body.app-dark.message-system .message-filter-card .message-filter-grid > .form-group:not(.filter-keyword-group):not(.filter-author-group):not(.filter-channel-group):not(.filter-date-group):not(.filter-actions-group) {
        grid-column: 1;
        grid-row: 3;
    }

    body.app-dark.message-system .message-filter-card .filter-date-group {
        grid-column: 2;
        grid-row: 3;
    }

    body.app-dark.message-system .message-filter-card .filter-actions-group {
        grid-column: 1 / -1;
        grid-row: 4;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        justify-content: stretch;
    }
}

body.app-dark.reports-system .filters-row .form-group,
body.app-dark.announcement-system .search-controls > * {
    flex: 1 1 220px;
    min-width: 220px;
}

body.app-dark.reports-system .filters-row .form-group label,
body.app-dark.announcement-system .search-controls label {
    margin-bottom: 4px;
}

body.app-dark.reports-system .filters-row .form-control,
body.app-dark.announcement-system .search-controls input,
body.app-dark.announcement-system .search-controls select,
body.app-dark.reports-system .header-actions input,
body.app-dark.reports-system .header-actions select,
body.app-dark.announcement-system .header-actions input,
body.app-dark.announcement-system .header-actions select {
    height: 38px;
    min-height: 38px;
    padding: 6px 10px;
}

body.app-dark.reports-system .filters-row .form-control,
body.app-dark.announcement-system .search-controls input,
body.app-dark.announcement-system .search-controls select {
    min-width: 220px;
}

.date-range {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.dashboard {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* 禁用狀態 */
button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 響應式調整 */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-inline-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    body.app-dark.message-system .message-filter-card .message-filter-grid {
        grid-template-columns: 1fr;
    }

    body.app-dark.message-system .message-filter-card .filter-author-group,
    body.app-dark.message-system .message-filter-card .filter-channel-group,
    body.app-dark.message-system .message-filter-card .filter-date-group,
    body.app-dark.message-system .message-filter-card .filter-actions-group {
        grid-column: auto;
    }

    body.app-dark.message-system .message-filter-card .quick-search-header-row {
        align-items: flex-start;
    }

    body.app-dark.message-system .message-filter-card .filter-actions-group {
        width: 100%;
        min-width: 100%;
        margin-left: 0;
    }

    body.app-dark.message-system .message-filter-card .filter-actions-group {
        flex-wrap: wrap;
    }

    body.app-dark.message-system .message-filter-card .quick-search-buttons {
        gap: 8px;
    }

    .container {
        padding: 12px;
    }
}


.btn {
    text-transform: none;
    letter-spacing: normal;
    border-radius: var(--border-radius);
    font-weight: 500;
}

.reply-content {
    border: 1px solid #99f6e4;
    background: linear-gradient(145deg, #ecfeff, #d1fae5);
}

.suspicious-overview-chart-wrap {
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(15, 23, 42, 0.84);
}

.suspicious-breakdown-panel {
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(12, 19, 34, 0.9);
}

.bot-analysis-container,
.password-modal-content,
.download-progress-content,
.modal-content {
    border: 1px solid rgba(15, 118, 110, 0.16);
    border-radius: 18px;
    box-shadow: 0 24px 52px rgba(15, 23, 42, 0.2);
}

.password-modal-header {
    background: linear-gradient(135deg, #0f766e, #14b8a6);
}

.suggestion-box {
    border: 1px solid rgba(15, 118, 110, 0.2);
    border-radius: 12px;
}

.suggestion-item:hover {
    background: linear-gradient(135deg, #0f766e, #14b8a6);
}

.pagination button {
    border-radius: 10px;
    border: 1px solid #cbd5e1;
}

.pagination button:hover:not(:disabled) {
    background: #d1fae5;
    color: #065f46;
}

@media (max-width: 1024px) {
    .container {
        padding: 16px;
    }

    .header h1 {
        font-size: 2.2rem;
    }

    .card {
        padding: 22px;
    }
}

@media (max-width: 768px) {
    .header {
        margin-bottom: 20px;
    }

    .header h1 {
        font-size: 1.9rem;
    }

    .card {
        padding: 16px;
        border-radius: 16px;
    }

    .main-navbar {
        border-radius: 14px;
        padding: 12px 14px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr !important;
    }
}

@media (max-width: 520px) {
    .header-inline-stats {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr !important;
    }

    .btn {
        width: 100%;
    }
}

/* 深色主題覆蓋層 */
body.app-dark {
    background: #0b1220;
    color: #e5eefb;
}

body.app-dark::before,
body.app-dark::after {
    content: none;
    display: none;
}

body.app-dark .shell-grid {
    background: #0b1220;
}

body.app-dark .shell-rail {
    background: #0f172a;
    border-right: 1px solid rgba(148, 163, 184, 0.14);
}

body.app-dark .shell-stage {
    background: #0b1220;
}

body.app-dark .shell-brand,
body.app-dark .shell-user-panel {
    background: rgba(15, 23, 42, 0.72);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

body.app-dark .shell-brand-mark {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: #fff;
}

body.app-dark .shell-brand-text strong,
body.app-dark .shell-brand-text span,
body.app-dark .user-name,
body.app-dark .user-status,
body.app-dark .breadcrumb-item,
body.app-dark .header-title-area h1,
body.app-dark .header-title-area p,
body.app-dark .header h1,
body.app-dark .header p,
body.app-dark .card h2,
body.app-dark .card h3,
body.app-dark .card p,
body.app-dark .content-header h2,
body.app-dark .reports-list-header h2,
body.app-dark .slow-query-head h3 {
    color: #e5eefb !important;
    text-shadow: none !important;
}

body.app-dark .header-section,
body.app-dark .header,
body.app-dark .card,
body.app-dark .stat-card,
body.app-dark .feature-tabs,
body.app-dark .content-header,
body.app-dark .reports-list-header,
body.app-dark .slow-query-panel,
body.app-dark .quick-actions,
body.app-dark .tab-container,
body.app-dark .modal-content,
body.app-dark .selection-mode-help,
body.app-dark .floating-action-bar,
body.app-dark .skeleton-card,
body.app-dark .skeleton-header {
    background: rgba(15, 23, 42, 0.88) !important;
    border: 1px solid rgba(148, 163, 184, 0.14) !important;
    box-shadow: 0 18px 38px rgba(2, 6, 23, 0.45) !important;
}

body.app-dark .header-section,
body.app-dark .header,
body.app-dark .card {
    backdrop-filter: blur(12px);
}

body.app-dark .header-breadcrumb {
    background: rgba(15, 23, 42, 0.74);
    border-top: 1px solid rgba(148, 163, 184, 0.12);
    color: #94a3b8;
}

body.app-dark .action-btn,
body.app-dark .btn,
body.app-dark .form-control,
body.app-dark .tab-btn,
body.app-dark .rail-link,
body.app-dark .rail-toggle,
body.app-dark .search-btn,
body.app-dark .slow-threshold-select,
body.app-dark .logout-btn {
    background: rgba(15, 23, 42, 0.78) !important;
    color: #dbe7fb !important;
    border: 1px solid rgba(148, 163, 184, 0.18) !important;
    box-shadow: none !important;
}

body.app-dark .action-btn.primary,
body.app-dark .btn-primary,
body.app-dark .tab-btn.active,
body.app-dark .rail-link.active {
    background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
    color: #fff !important;
    border-color: rgba(96, 165, 250, 0.5) !important;
}

body.app-dark .action-btn:hover,
body.app-dark .btn:hover,
body.app-dark .form-control:focus,
body.app-dark .tab-btn:hover:not(.active),
body.app-dark .rail-link:hover,
body.app-dark .rail-toggle:hover,
body.app-dark .search-btn:hover {
    background: rgba(30, 41, 59, 0.95) !important;
    border-color: rgba(96, 165, 250, 0.45) !important;
}

body.app-dark .status-chip.online,
body.app-dark .status-chip.processing,
body.app-dark .status-chip.pending,
body.app-dark .status-chip.idle {
    background: rgba(15, 23, 42, 0.72) !important;
    color: #dbe7fb !important;
    border-color: rgba(148, 163, 184, 0.2) !important;
}

body.app-dark .stat-card,
body.app-dark .slow-stat-item {
    background: rgba(15, 23, 42, 0.72) !important;
    color: #e5eefb;
}

body.app-dark .stat-number,
body.app-dark .stat-label,
body.app-dark .slow-stat-value,
body.app-dark .slow-stat-label {
    color: #e5eefb;
}

body.app-dark .header-actions .search-controls,
body.app-dark .search-controls,
body.app-dark .slow-query-actions {
    background: transparent;
}

body.app-dark .search-controls input,
body.app-dark .search-controls select,
body.app-dark .slow-threshold-select,
body.app-dark .header-actions input,
body.app-dark .header-actions select {
    background: rgba(15, 23, 42, 0.82) !important;
    color: #e5eefb !important;
}

body.app-dark .search-controls input::placeholder,
body.app-dark .form-control::placeholder {
    color: #94a3b8;
}

body.app-dark .feature-tabs {
    padding: 10px;
    gap: 8px;
}

body.app-dark .tab-btn {
    border-radius: 10px;
    color: #cbd5e1 !important;
}

body.app-dark .tab-btn.active {
    box-shadow: 0 14px 24px rgba(37, 99, 235, 0.28) !important;
}

body.app-dark .quick-actions .action-btn,
body.app-dark .slow-query-panel .btn,
body.app-dark .reports-list-header .btn,
body.app-dark .content-header .btn {
    background: rgba(15, 23, 42, 0.82) !important;
    color: #dbe7fb !important;
}

body.app-dark .quick-actions .action-btn.primary,
body.app-dark .quick-actions .action-btn.success,
body.app-dark .quick-actions .action-btn.info {
    background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
}

body.app-dark .selection-mode-toggle,
body.app-dark .toggle-slider,
body.app-dark .search-btn,
body.app-dark .selection-mode-help,
body.app-dark .floating-action-bar {
    background: rgba(15, 23, 42, 0.82) !important;
    border-color: rgba(148, 163, 184, 0.16) !important;
}

body.app-dark .card:hover,
body.app-dark .header-section:hover {
    transform: translateY(-1px);
}

body.app-dark .shell-rail {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px 12px;
}

body.app-dark .shell-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
}

body.app-dark .shell-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 14px;
}

body.app-dark .shell-brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

body.app-dark .shell-brand-logo {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 18px rgba(2, 8, 23, 0.42);
}

body.app-dark .shell-brand-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

body.app-dark .shell-brand-text strong {
    font-size: 13px;
    font-weight: 700;
}

body.app-dark .shell-brand-text span {
    font-size: 12px;
    color: #94a3b8;
}

body.app-dark .rail-link {
    width: 100%;
    justify-content: flex-start;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 14px;
}

body.app-dark .rail-link-label {
    font-size: 13px;
    font-weight: 600;
    color: inherit;
    white-space: nowrap;
}

body.app-dark .rail-toggle-top {
    width: 100%;
    justify-content: center;
    margin-bottom: 2px;
}

body.app-dark .shell-user-panel {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px;
    border-radius: 14px;
}

body.app-dark .shell-user-panel .navbar-brand {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

body.app-dark .shell-user-panel .user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 12px;
}

body.app-dark .shell-user-panel .user-details {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

body.app-dark .shell-user-panel .logout-btn {
    width: 100%;
    justify-content: center;
    gap: 8px;
    border-radius: 12px;
    min-height: 42px;
}

body.rail-collapsed .shell-brand-text,
body.rail-collapsed .rail-link-label,
body.rail-collapsed .logout-label,
body.rail-collapsed .shell-user-panel .user-details {
    display: none;
}

body.rail-collapsed .shell-user-panel .logout-btn {
    display: none !important;
}

body.rail-collapsed .shell-rail {
    align-items: center;
    padding: 12px 8px;
}

body.rail-collapsed .shell-brand {
    justify-content: center;
    width: 100%;
    padding: 10px 6px;
}

body.rail-collapsed .shell-brand-logo,
body.rail-collapsed .shell-brand-mark {
    margin: 0 auto;
}

body.rail-collapsed .rail-link {
    justify-content: center;
    padding: 12px 10px;
}

body.rail-collapsed .rail-link .ui-icon {
    margin: 0;
}

body.app-dark .message-item,
body.app-dark .forum-item,
body.app-dark .report-card,
body.app-dark .announcement-item,
body.app-dark .announcement-card,
body.app-dark .channel-item,
body.app-dark .schedule-item,
body.app-dark .log-item,
body.app-dark .results-container,
body.app-dark .slow-query-list,
body.app-dark .recent-activity,
body.app-dark .stats-grid > div,
body.app-dark .search-results-container,
body.app-dark .search-results-summary {
    background: rgba(15, 23, 42, 0.82) !important;
    color: #e5eefb !important;
    border-color: rgba(148, 163, 184, 0.14) !important;
}

body.app-dark .message-item:hover,
body.app-dark .forum-item:hover,
body.app-dark .report-card:hover,
body.app-dark .announcement-item:hover,
body.app-dark .announcement-card:hover,
body.app-dark .channel-item:hover,
body.app-dark .schedule-item:hover,
body.app-dark .log-item:hover {
    background: rgba(30, 41, 59, 0.92) !important;
}

/* 訊息頁：異常清單（風險清單） */
body.app-dark .suspicious-report-modal,
body.app-dark .suspicious-user-card,
body.app-dark .suspicious-breakdown-panel,
body.app-dark .suspicious-overview-chart-wrap,
body.app-dark .suspicious-overview-chart-canvas,
body.app-dark .suspicious-breakdown-bars,
body.app-dark .suspicious-breakdown-empty,
body.app-dark .suspicious-flags,
body.app-dark .summary-card {
    background: rgba(15, 23, 42, 0.86) !important;
    color: #e5eefb !important;
    border: 1px solid rgba(148, 163, 184, 0.16) !important;
    box-shadow: 0 14px 28px rgba(2, 6, 23, 0.38) !important;
}

body.app-dark .suspicious-users-list {
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    padding: 0 !important;
}

body.app-dark .suspicious-user-card {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    padding: 12px;
}

body.app-dark .suspicious-user-card::before {
    content: '';
    position: absolute;
    inset: 0 auto 0 0;
    width: 3px;
    background: var(--risk-accent, rgba(148, 163, 184, 0.8));
}

body.app-dark .suspicious-user-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

body.app-dark .suspicious-user-main {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

body.app-dark .suspicious-rank {
    font-size: 22px;
    font-weight: 700;
    color: #9fb6da;
    min-width: 36px;
}

body.app-dark .suspicious-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(148, 163, 184, 0.28);
}

body.app-dark .suspicious-name {
    font-size: 16px;
    font-weight: 700;
    color: #e6f0ff;
}

body.app-dark .suspicious-handle,
body.app-dark .suspicious-risk-level {
    color: #9fb3cf;
    font-size: 13px;
}

body.app-dark .suspicious-risk-summary {
    text-align: right;
    background: rgba(30, 41, 59, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 10px;
    padding: 8px 10px;
}

body.app-dark .suspicious-risk-score {
    font-size: 30px;
    font-weight: 800;
    line-height: 1;
}

body.app-dark .suspicious-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 8px;
    margin-bottom: 14px;
}

body.app-dark .suspicious-metric-card {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(148, 163, 184, 0.24);
    padding: 8px;
    border-radius: 8px;
    text-align: center;
}

body.app-dark .suspicious-metric-value {
    font-size: 17px;
    font-weight: 700;
}

body.app-dark .metric-messages { color: #a5b4fc; }
body.app-dark .metric-duplicate { color: #fca5a5; }
body.app-dark .metric-interaction { color: #6ee7b7; }
body.app-dark .metric-hours { color: #c4b5fd; }
body.app-dark .metric-time-range {
    color: #7dd3fc;
    font-size: 14px;
    letter-spacing: 0.01em;
}

body.app-dark .suspicious-metric-label {
    color: #a8bddf;
    font-size: 12px;
}

/* 統一檢舉/公告頁頂部數據卡為左右排列，覆蓋舊版垂直樣式 */
body.app-dark.reports-system .header-inline-stats .stat-card,
body.app-dark.announcement-system .header-inline-stats .stat-card {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    text-align: left !important;
    padding: 14px 16px !important;
    min-height: 68px;
}

body.app-dark.reports-system .header-inline-stats .stat-number,
body.app-dark.announcement-system .header-inline-stats .stat-number {
    margin: 0 !important;
    line-height: 1 !important;
}

body.app-dark.reports-system .header-inline-stats .stat-label,
body.app-dark.announcement-system .header-inline-stats .stat-label {
    margin-top: 0 !important;
    text-align: right !important;
}

body.app-dark .suspicious-actions-row {
    margin-top: 15px;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

body.app-dark .btn-suspicious-detail {
    font-size: 13px;
    padding: 0 14px;
    min-height: 34px;
}

body.app-dark .breakdown-type {
    color: #d8e6fb !important;
}

body.app-dark .breakdown-score {
    color: #fda4af !important;
}

body.app-dark .breakdown-track {
    background: rgba(51, 65, 85, 0.85) !important;
}

body.app-dark .suspicious-breakdown-title,
body.app-dark .suspicious-overview-chart-title {
    color: #dbeafe !important;
}

body.app-dark .suspicious-user-card .btn,
body.app-dark .btn-flag-report {
    min-height: 34px;
    padding: 0 10px;
}

body.app-dark .suspicious-reason-list {
    margin-top: 15px;
}

body.app-dark .suspicious-reason-title {
    font-weight: 700;
    margin-bottom: 8px;
    color: #fda4af !important;
}

body.app-dark .suspicious-reason-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

body.app-dark .suspicious-reason-item {
    background: rgba(127, 29, 29, 0.2) !important;
    border: 1px solid rgba(239, 68, 68, 0.34) !important;
    border-left: 3px solid rgba(248, 113, 113, 0.7) !important;
    padding: 10px;
    border-radius: 8px;
}

body.app-dark .suspicious-reason-item-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

body.app-dark .suspicious-reason-type {
    font-weight: 600;
    color: #fecaca !important;
}

body.app-dark .suspicious-reason-score {
    background: rgba(220, 38, 38, 0.78) !important;
    color: #fff !important;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    border: 1px solid rgba(254, 202, 202, 0.32);
}

body.app-dark .suspicious-reason-desc {
    color: #e2e8f0 !important;
    font-size: 13px;
    margin-top: 4px;
}

/* 檢舉頁：清單、處理檢舉彈窗 */
body.app-dark.reports-system .report-card,
body.app-dark.reports-system .report-actions,
body.app-dark.reports-system .reports-list-header,
body.app-dark.reports-system .selection-mode-help,
body.app-dark.reports-system .floating-action-bar,
body.app-dark.reports-system #reportsContainer,
body.app-dark.reports-system #actionModal .modal-content,
body.app-dark.reports-system #actionModal .modal-body,
body.app-dark.reports-system #actionModal .modal-footer,
body.app-dark.reports-system .search-section,
body.app-dark.reports-system .search-container,
body.app-dark.reports-system .search-input-container,
body.app-dark.reports-system .search-results-container {
    background: rgba(15, 23, 42, 0.88) !important;
    color: #e5eefb !important;
    border-color: rgba(148, 163, 184, 0.16) !important;
}

body.app-dark.reports-system .report-card {
    border-radius: 12px;
}

body.app-dark.reports-system .report-card .btn,
body.app-dark.reports-system .report-actions .btn,
body.app-dark.reports-system .modal-footer .btn {
    min-height: 36px;
    padding: 0 12px;
}

/* 檢舉頁：篩選列橫向 */
body.app-dark.reports-system .filters-row {
    display: grid;
    grid-template-columns: 1.3fr 1fr 0.9fr 1.4fr;
    gap: 10px;
    align-items: end;
}

body.app-dark.reports-system .filter-actions-inline {
    margin-bottom: 0;
}

body.app-dark.reports-system .filter-actions-inline .actions-row {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
}

body.app-dark.reports-system .filter-actions-inline .btn {
    height: 38px;
    min-height: 38px;
}

body.app-dark.reports-system .filters-row .form-control {
    height: 38px;
    min-height: 38px;
}

@media (max-width: 1100px) {
    body.app-dark.reports-system .filters-row {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    body.app-dark.reports-system .filters-row {
        grid-template-columns: 1fr;
    }

    body.app-dark.reports-system .filter-actions-inline .actions-row {
        flex-wrap: wrap;
    }
}

/* === Theme Harmonization (Message / Reports / Announcement) === */
body.app-dark {
    --theme-surface-1: #0f172a;
    --theme-surface-2: #111c33;
    --theme-surface-3: #1a2741;
    --theme-border-1: rgba(148, 163, 184, 0.2);
    --theme-border-2: rgba(148, 163, 184, 0.28);
    --theme-text-1: #e6eefb;
    --theme-text-2: #c7d5ea;
    --theme-text-3: #95a8c4;
    --theme-accent-1: #3b82f6;
    --theme-accent-2: #2563eb;
}

/* 訊息頁：搜尋篩選卡不能再被壓縮 */
body.app-dark.message-system .dashboard {
    display: block !important;
    grid-template-columns: 1fr !important;
    gap: 0 !important;
}

body.app-dark.message-system .dashboard > .message-filter-card {
    display: block;
    width: 100% !important;
    max-width: none !important;
    grid-column: 1 / -1 !important;
}

body.app-dark.message-system .message-filter-card {
    background: linear-gradient(180deg, rgba(17, 28, 51, 0.9), rgba(15, 23, 42, 0.92)) !important;
    border: 1px solid var(--theme-border-2) !important;
}

/* 訊息頁：記錄字卡文字提升可讀性 */
body.app-dark.message-system .message-item,
body.app-dark.message-system .forum-item {
    background: rgba(17, 28, 51, 0.9) !important;
    border: 1px solid var(--theme-border-1) !important;
}

body.app-dark.message-system .author-display-name,
body.app-dark.message-system .author-name,
body.app-dark.message-system .message-time,
body.app-dark.message-system .forum-time,
body.app-dark.message-system .channel-info,
body.app-dark.message-system .guild-info,
body.app-dark.message-system .author-handle,
body.app-dark.message-system .message-footer,
body.app-dark.message-system .forum-footer {
    color: var(--theme-text-2) !important;
}

body.app-dark.message-system .message-content,
body.app-dark.message-system .forum-content,
body.app-dark.message-system .original-content,
body.app-dark.message-system .reply-content,
body.app-dark.message-system .original-content-text,
body.app-dark.message-system .reply-text {
    background: rgba(12, 19, 34, 0.88) !important;
    border: 1px solid var(--theme-border-1) !important;
    color: var(--theme-text-1) !important;
}

/* 檢舉頁：待處理卡片與列表統一色系 */
body.app-dark.reports-system .report-card,
body.app-dark.reports-system .report-card.status-pending,
body.app-dark.reports-system .report-card.status-processing,
body.app-dark.reports-system .report-card.multi-reported,
body.app-dark.reports-system .search-results-summary,
body.app-dark.reports-system .search-result-item {
    background: rgba(17, 28, 51, 0.9) !important;
    border-color: var(--theme-border-1) !important;
    color: var(--theme-text-1) !important;
}

/* 檢舉頁：處理檢舉 / 批量處理檢舉（修正舊版亮色面板） */
body.app-dark.reports-system #actionModal .modal-content,
body.app-dark.reports-system #actionModal .modal-header,
body.app-dark.reports-system #actionModal .modal-body,
body.app-dark.reports-system #actionModal .modal-footer,
body.app-dark.reports-system #actionModal .modal-section,
body.app-dark.reports-system #actionModal .action-reason-section,
body.app-dark.reports-system #actionModal .processing-actions,
body.app-dark.reports-system #actionModal .processing-reason-panel,
body.app-dark.reports-system #actionModal .common-reasons-section,
body.app-dark.reports-system #actionModal .reason-category,
body.app-dark.reports-system #actionModal .reason-buttons-scroll,
body.app-dark.reports-system #actionModal .batch-processing-section,
body.app-dark.reports-system #actionModal .batch-case-item,
body.app-dark.reports-system .bulk-process-content,
body.app-dark.reports-system .confirm-modal-content {
    background: rgba(15, 23, 42, 0.96) !important;
    border: 1px solid var(--theme-border-1) !important;
    color: var(--theme-text-1) !important;
    box-shadow: 0 20px 42px rgba(2, 6, 23, 0.5) !important;
}

body.app-dark.reports-system #actionModal .action-btn,
body.app-dark.reports-system #actionModal .reason-btn {
    background: rgba(17, 28, 51, 0.92) !important;
    border: 1px solid var(--theme-border-1) !important;
    color: var(--theme-text-2) !important;
}

body.app-dark.reports-system #actionModal .action-btn.selected,
body.app-dark.reports-system #actionModal .reason-btn:hover,
body.app-dark.reports-system #actionModal .action-btn:hover {
    background: linear-gradient(135deg, var(--theme-accent-1), var(--theme-accent-2)) !important;
    border-color: rgba(96, 165, 250, 0.6) !important;
    color: #ffffff !important;
}

body.app-dark.reports-system #actionModal .reason-select,
body.app-dark.reports-system #actionModal .reason-textarea,
body.app-dark.reports-system #actionModal textarea,
body.app-dark.reports-system #actionModal input,
body.app-dark.reports-system #actionModal select {
    background: rgba(12, 19, 34, 0.9) !important;
    border: 1px solid var(--theme-border-2) !important;
    color: var(--theme-text-1) !important;
}

/* 公告頁：卡片、活動、進度條、列表、內容標題與主題一致 */
body.app-dark.announcement-system .card,
body.app-dark.announcement-system .content-header,
body.app-dark.announcement-system .activity-item,
body.app-dark.announcement-system .announcement-card,
body.app-dark.announcement-system .channel-card,
body.app-dark.announcement-system .schedule-card,
body.app-dark.announcement-system .log-item,
body.app-dark.announcement-system .recent-activity,
body.app-dark.announcement-system .progress-bar,
body.app-dark.announcement-system .tab-content .card {
    background: rgba(17, 28, 51, 0.9) !important;
    border: 1px solid var(--theme-border-1) !important;
    color: var(--theme-text-1) !important;
}

body.app-dark.announcement-system .progress-fill,
body.app-dark.announcement-system .activity-icon,
body.app-dark.announcement-system .quick-actions .btn-primary,
body.app-dark.announcement-system .header-actions .btn-primary {
    background: linear-gradient(135deg, var(--theme-accent-1), var(--theme-accent-2)) !important;
}

body.app-dark.announcement-system .activity-meta,
body.app-dark.announcement-system .progress-label,
body.app-dark.announcement-system .progress-text,
body.app-dark.announcement-system .activity-title,
body.app-dark.announcement-system .content-header h2,
body.app-dark.announcement-system .card h2,
body.app-dark.announcement-system .card p {
    color: var(--theme-text-2) !important;
}

/* 狀態色語意精修：Success / Warning / Danger 在 dark theme 下保持一致質感 */
body.app-dark .status-chip {
    border: 1px solid var(--theme-border-1) !important;
    background: rgba(17, 28, 51, 0.78) !important;
    color: var(--theme-text-2) !important;
}

body.app-dark .status-chip.online {
    border-color: rgba(16, 185, 129, 0.4) !important;
    background: rgba(6, 78, 59, 0.32) !important;
    color: #b7f7df !important;
}

body.app-dark .status-chip.processing,
body.app-dark .status-chip.pending {
    border-color: rgba(245, 158, 11, 0.42) !important;
    background: rgba(120, 53, 15, 0.3) !important;
    color: #fde6b0 !important;
}

body.app-dark .status-chip.idle {
    border-color: rgba(59, 130, 246, 0.42) !important;
    background: rgba(30, 64, 175, 0.28) !important;
    color: #cfe2ff !important;
}

/* 訊息動作徽章改為低飽和 dark 樣式，避免和整體主題衝突 */
body.app-dark.message-system .action-badge {
    border-width: 1px !important;
    box-shadow: none !important;
}

body.app-dark.message-system .action-badge.action-send,
body.app-dark.message-system .action-badge.action-create {
    background: rgba(6, 78, 59, 0.34) !important;
    color: #b7f7df !important;
    border-color: rgba(16, 185, 129, 0.44) !important;
}

body.app-dark.message-system .action-badge.action-edit,
body.app-dark.message-system .action-badge.action-update {
    background: rgba(120, 53, 15, 0.32) !important;
    color: #fde6b0 !important;
    border-color: rgba(245, 158, 11, 0.45) !important;
}

body.app-dark.message-system .action-badge.action-delete {
    background: rgba(127, 29, 29, 0.34) !important;
    color: #fecaca !important;
    border-color: rgba(239, 68, 68, 0.45) !important;
}

/* 檢舉狀態標籤與卡片狀態左線統一 dark 語意色 */
body.app-dark.reports-system .report-status {
    border: 1px solid var(--theme-border-1) !important;
    box-shadow: none !important;
}

body.app-dark.reports-system .report-status.status-pending,
body.app-dark.reports-system .report-status.status-active {
    background: rgba(120, 53, 15, 0.28) !important;
    color: #fde6b0 !important;
    border-color: rgba(245, 158, 11, 0.42) !important;
}

body.app-dark.reports-system .report-status.status-processing {
    background: rgba(30, 64, 175, 0.3) !important;
    color: #cfe2ff !important;
    border-color: rgba(59, 130, 246, 0.44) !important;
}

body.app-dark.reports-system .report-status.status-processed {
    background: rgba(6, 78, 59, 0.32) !important;
    color: #b7f7df !important;
    border-color: rgba(16, 185, 129, 0.42) !important;
}

body.app-dark.reports-system .report-status.status-dismissed,
body.app-dark.reports-system .report-status.status-auto_deleted {
    background: rgba(127, 29, 29, 0.32) !important;
    color: #fecaca !important;
    border-color: rgba(239, 68, 68, 0.42) !important;
}

body.app-dark.reports-system .report-card.status-pending,
body.app-dark.reports-system .report-card.status-active {
    border-left: 3px solid rgba(245, 158, 11, 0.62) !important;
}

body.app-dark.reports-system .report-card.status-processing {
    border-left: 3px solid rgba(59, 130, 246, 0.66) !important;
}

body.app-dark.reports-system .report-card.status-processed {
    border-left: 3px solid rgba(16, 185, 129, 0.64) !important;
}

body.app-dark.reports-system .report-card.status-dismissed,
body.app-dark.reports-system .report-card.status-auto_deleted {
    border-left: 3px solid rgba(239, 68, 68, 0.64) !important;
}

/* 檢舉頁：字卡 / 模態框 / 批量處理區統一深色字色與底色 */
body.app-dark.reports-system .report-card,
body.app-dark.reports-system .search-results-summary,
body.app-dark.reports-system .search-result-item,
body.app-dark.reports-system .search-section,
body.app-dark.reports-system .search-container,
body.app-dark.reports-system .report-participants-grid .participant-card,
body.app-dark.reports-system .timeline-content,
body.app-dark.reports-system .user-card,
body.app-dark.reports-system .info-card,
body.app-dark.reports-system .info-item,
body.app-dark.reports-system .modal-section-grid .info-card-section,
body.app-dark.reports-system .section-header,
body.app-dark.reports-system .summary-item,
body.app-dark.reports-system .no-batch-cases,
body.app-dark.reports-system .batch-cases-list,
body.app-dark.reports-system .batch-case-item,
body.app-dark.reports-system .batch-processing-note,
body.app-dark.reports-system .batch-user-stats,
body.app-dark.reports-system .selection-mode-help,
body.app-dark.reports-system .floating-action-bar,
body.app-dark.reports-system .punishment-grid,
body.app-dark.reports-system .confirm-details,
body.app-dark.reports-system .modal-content,
body.app-dark.reports-system .confirm-modal-content {
    background: rgba(17, 28, 51, 0.92) !important;
    border-color: var(--theme-border-1) !important;
    color: #dbe7fb !important;
}

body.app-dark.reports-system .modal-header,
body.app-dark.reports-system .confirm-modal-header,
body.app-dark.reports-system .section-header,
body.app-dark.reports-system .reports-list-header,
body.app-dark.reports-system .report-participants-grid .participant-card .participant-header {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(17, 24, 39, 0.94)) !important;
    border-color: rgba(148, 163, 184, 0.2) !important;
    color: #e5eefb !important;
}

body.app-dark.reports-system .modal-body,
body.app-dark.reports-system .confirm-modal-body,
body.app-dark.reports-system .modal-section,
body.app-dark.reports-system .search-input-container,
body.app-dark.reports-system .search-input,
body.app-dark.reports-system .search-tips,
body.app-dark.reports-system .report-participants-grid .participant-card,
body.app-dark.reports-system .timeline-content,
body.app-dark.reports-system .user-card,
body.app-dark.reports-system .info-card,
body.app-dark.reports-system .info-item,
body.app-dark.reports-system .summary-item,
body.app-dark.reports-system .batch-case-item,
body.app-dark.reports-system .batch-processing-note,
body.app-dark.reports-system .batch-user-stats,
body.app-dark.reports-system .selection-mode-help,
body.app-dark.reports-system .punishment-grid,
body.app-dark.reports-system .confirm-details {
    background: rgba(12, 19, 34, 0.9) !important;
    border: 1px solid rgba(148, 163, 184, 0.18) !important;
}

body.app-dark.reports-system .report-card h1,
body.app-dark.reports-system .report-card h2,
body.app-dark.reports-system .report-card h3,
body.app-dark.reports-system .report-card h4,
body.app-dark.reports-system .modal-header h2,
body.app-dark.reports-system .confirm-modal-header h3,
body.app-dark.reports-system .section-header h3,
body.app-dark.reports-system .reports-list-header h2,
body.app-dark.reports-system .report-participants-grid .participant-name,
body.app-dark.reports-system .user-name,
body.app-dark.reports-system .card-label,
body.app-dark.reports-system .card-value,
body.app-dark.reports-system .info-item label,
body.app-dark.reports-system .info-item span,
body.app-dark.reports-system .summary-label,
body.app-dark.reports-system .summary-value,
body.app-dark.reports-system .confirm-message,
body.app-dark.reports-system .confirm-details h4,
body.app-dark.reports-system .confirm-details li,
body.app-dark.reports-system .no-batch-cases h4,
body.app-dark.reports-system .no-batch-cases p,
body.app-dark.reports-system .batch-summary,
body.app-dark.reports-system .help-text,
body.app-dark.reports-system .timeline-content .reporter-info strong,
body.app-dark.reports-system .timeline-content .report-time,
body.app-dark.reports-system .timeline-content .custom-reason,
body.app-dark.reports-system .case-header,
body.app-dark.reports-system .case-details,
body.app-dark.reports-system .case-message,
body.app-dark.reports-system .note-content strong,
body.app-dark.reports-system .note-content li {
    color: #dbe7fb !important;
}

body.app-dark.reports-system .search-section h3,
body.app-dark.reports-system .search-section .search-tips,
body.app-dark.reports-system .search-section .search-input,
body.app-dark.reports-system .search-section .search-btn {
    color: #dbe7fb !important;
}

body.app-dark.reports-system .search-section .search-input,
body.app-dark.reports-system .search-section .search-input-container,
body.app-dark.reports-system .search-section .search-tips,
body.app-dark.reports-system .modal-section-grid .info-card-section {
    background: rgba(12, 19, 34, 0.9) !important;
    border: 1px solid rgba(148, 163, 184, 0.18) !important;
}

body.app-dark.reports-system .report-id,
body.app-dark.reports-system .report-time,
body.app-dark.reports-system .user-meta .user-id,
body.app-dark.reports-system .card-value .user-id,
body.app-dark.reports-system .participant-user-id,
body.app-dark.reports-system .case-id,
body.app-dark.reports-system .case-stats,
body.app-dark.reports-system .case-channel,
body.app-dark.reports-system .case-category,
body.app-dark.reports-system .type-badge,
body.app-dark.reports-system .system-submission-badge,
body.app-dark.reports-system .multi-report-badge,
body.app-dark.reports-system .report-category-badge,
body.app-dark.reports-system .long-running-badge {
    border: 1px solid rgba(148, 163, 184, 0.22) !important;
    box-shadow: none !important;
}

body.app-dark.reports-system .report-id,
body.app-dark.reports-system .case-id {
    background: rgba(37, 99, 235, 0.18) !important;
    color: #d6e4ff !important;
    border-color: rgba(96, 165, 250, 0.34) !important;
}

body.app-dark.reports-system .report-time,
body.app-dark.reports-system .timeline-content .report-time,
body.app-dark.reports-system .user-meta .user-id,
body.app-dark.reports-system .card-value .user-id,
body.app-dark.reports-system .participant-user-id,
body.app-dark.reports-system .case-time {
    background: rgba(30, 41, 59, 0.72) !important;
    color: #cddaf0 !important;
}

body.app-dark.reports-system .type-badge,
body.app-dark.reports-system .case-category,
body.app-dark.reports-system .report-category-badge,
body.app-dark.reports-system .system-submission-badge {
    background: rgba(30, 64, 175, 0.22) !important;
    color: #cfe2ff !important;
    border-color: rgba(59, 130, 246, 0.3) !important;
}

body.app-dark.reports-system .case-channel,
body.app-dark.reports-system .summary-item,
body.app-dark.reports-system .info-item,
body.app-dark.reports-system .report-participants-grid .participant-card,
body.app-dark.reports-system .user-card,
body.app-dark.reports-system .timeline-content,
body.app-dark.reports-system .batch-case-item,
body.app-dark.reports-system .batch-processing-note,
body.app-dark.reports-system .batch-user-stats,
body.app-dark.reports-system .selection-mode-help,
body.app-dark.reports-system .confirm-details,
body.app-dark.reports-system .punishment-grid {
    box-shadow: 0 10px 22px rgba(2, 6, 23, 0.25) !important;
}

body.app-dark.reports-system .report-card .btn,
body.app-dark.reports-system .batch-case-item .btn,
body.app-dark.reports-system .confirm-modal-footer .btn,
body.app-dark.reports-system .floating-action-bar .btn {
    color: #e5eefb !important;
}

body.app-dark.reports-system .selection-mode-toggle {
    color: #dbe7fb !important;
}

body.app-dark.reports-system .toggle-slider {
    background-color: rgba(71, 85, 105, 0.9) !important;
}

body.app-dark.reports-system .toggle-slider::before {
    background-color: #e2e8f0 !important;
}

body.app-dark.reports-system .report-selection-checkbox {
    background: rgba(12, 19, 34, 0.98) !important;
    border-color: rgba(148, 163, 184, 0.24) !important;
}

body.app-dark.reports-system .report-card.bulk-selected {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.94), rgba(37, 99, 235, 0.16)) !important;
    border-left-color: rgba(96, 165, 250, 0.72) !important;
    color: #eff6ff !important;
}

body.app-dark.reports-system .confirm-modal-header h3,
body.app-dark.reports-system .section-header h3,
body.app-dark.reports-system .reports-list-header h2 {
    color: #eef5ff !important;
}

/* 檢舉頁：遺留亮色字卡（檢舉詳情/訊息內容/底部頻道）最終覆蓋 */
body.app-dark.reports-system .report-reason-card,
body.app-dark.reports-system .report-reason-card .reason-content,
body.app-dark.reports-system .message-content,
body.app-dark.reports-system .message-preview,
body.app-dark.reports-system .report-footer,
body.app-dark.reports-system .location-info,
body.app-dark.reports-system .message-attachments,
body.app-dark.reports-system .attachment-item,
body.app-dark.reports-system .processing-info,
body.app-dark.reports-system .result-card,
body.app-dark.reports-system .result-summary,
body.app-dark.reports-system .result-reason .reason-content {
    background: rgba(12, 19, 34, 0.92) !important;
    border: 1px solid rgba(148, 163, 184, 0.2) !important;
    color: #dbe7fb !important;
}

body.app-dark.reports-system .report-reason-card {
    border-left: 3px solid rgba(245, 158, 11, 0.56) !important;
}

body.app-dark.reports-system .message-content,
body.app-dark.reports-system .message-preview {
    border-left: 3px solid rgba(56, 189, 248, 0.58) !important;
}

body.app-dark.reports-system .reason-header,
body.app-dark.reports-system .report-stats,
body.app-dark.reports-system .report-type,
body.app-dark.reports-system .multi-report-info,
body.app-dark.reports-system .participant-detail,
body.app-dark.reports-system .participant-created-date,
body.app-dark.reports-system .processing-info-header,
body.app-dark.reports-system .processing-details,
body.app-dark.reports-system .processing-detail,
body.app-dark.reports-system .result-summary > div,
body.app-dark.reports-system .result-reason h4 {
    color: #dbe7fb !important;
}

body.app-dark.reports-system .participant-detail-label,
body.app-dark.reports-system .detail-label,
body.app-dark.reports-system .attachment-count,
body.app-dark.reports-system .no-content {
    color: #a8bddf !important;
}

body.app-dark.reports-system .participant-detail-value,
body.app-dark.reports-system .detail-value,
body.app-dark.reports-system .processing-reason,
body.app-dark.reports-system .result-summary strong {
    color: #e9f2ff !important;
}

body.app-dark.reports-system .channel-name {
    background: rgba(30, 41, 59, 0.72) !important;
    color: #cfe0ff !important;
    border: 1px solid rgba(96, 165, 250, 0.35) !important;
    box-shadow: none !important;
    border-radius: 999px !important;
    padding: 4px 10px !important;
    font-weight: 600 !important;
}

body.app-dark.reports-system .channel-name:hover {
    background: rgba(37, 99, 235, 0.24) !important;
    color: #eaf2ff !important;
    border-color: rgba(96, 165, 250, 0.52) !important;
    transform: none !important;
}

/* 公告頁舊統計卡（若仍出現）統一為深色主題，不使用亮色漸層 */
body.app-dark.announcement-system .stats-grid .stat-card,
body.app-dark.announcement-system .dashboard .stat-card {
    background: rgba(17, 28, 51, 0.9) !important;
    border: 1px solid var(--theme-border-1) !important;
    box-shadow: 0 12px 26px rgba(2, 6, 23, 0.34) !important;
    color: var(--theme-text-1) !important;
}

body.app-dark.announcement-system .stats-grid .stat-number,
body.app-dark.announcement-system .dashboard .stat-number {
    color: #dbeafe !important;
}

/* 檢舉頁：訊息內容改成與訊息監控同風格 */
body.app-dark.reports-system .report-card .message-content,
body.app-dark.reports-system .report-card .message-preview,
body.app-dark.reports-system .report-card .message-text,
body.app-dark.reports-system .report-card .content-text {
    background: rgba(12, 19, 34, 0.9) !important;
    border: 1px solid rgba(148, 163, 184, 0.22) !important;
    border-left: 3px solid rgba(56, 189, 248, 0.58) !important;
    color: #dbe7fb !important;
    box-shadow: none !important;
}

/* 檢舉頁：被檢舉者 ID 區塊移除多餘外框（只保留 badge） */
body.app-dark.reports-system .participant-user-id {
    background: transparent !important;
    border: 0 !important;
    padding: 0 !important;
    box-shadow: none !important;
}

body.app-dark.reports-system .report-participants-grid .user-id-badge {
    background: linear-gradient(135deg, rgba(67, 56, 202, 0.92), rgba(59, 130, 246, 0.9)) !important;
    color: #eef4ff !important;
    border: 1px solid rgba(147, 197, 253, 0.32) !important;
    box-shadow: 0 4px 10px rgba(30, 64, 175, 0.26) !important;
}

/* 檢舉頁：處理檢舉按鈕與理由按鈕提升對比 */
body.app-dark.reports-system #actionModal .action-btn,
body.app-dark.reports-system #actionModal .reason-btn {
    background: rgba(30, 41, 59, 0.9) !important;
    color: #e5eefb !important;
    border: 1px solid rgba(148, 163, 184, 0.28) !important;
}

body.app-dark.reports-system #actionModal .action-btn .action-title,
body.app-dark.reports-system #actionModal .action-btn .action-desc,
body.app-dark.reports-system #actionModal .reason-btn,
body.app-dark.reports-system #actionModal .reason-select,
body.app-dark.reports-system #actionModal .reason-textarea,
body.app-dark.reports-system #actionModal .reason-control label,
body.app-dark.reports-system #actionModal .category-title,
body.app-dark.reports-system #actionModal .reason-count {
    color: #dbe7fb !important;
}

body.app-dark.reports-system #actionModal .action-btn.selected,
body.app-dark.reports-system #actionModal .action-btn:hover,
body.app-dark.reports-system #actionModal .reason-btn.selected,
body.app-dark.reports-system #actionModal .reason-btn:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8) !important;
    border-color: rgba(96, 165, 250, 0.6) !important;
    color: #ffffff !important;
}

body.app-dark.reports-system #actionModal .action-btn.selected .action-title,
body.app-dark.reports-system #actionModal .action-btn.selected .action-desc,
body.app-dark.reports-system #actionModal .action-btn:hover .action-title,
body.app-dark.reports-system #actionModal .action-btn:hover .action-desc {
    color: #ffffff !important;
}

/* 檢舉頁：移除處理檢舉內層多一層字卡（保留一層主容器） */
body.app-dark.reports-system #actionModal .action-reason-section {
    background: rgba(15, 23, 42, 0.95) !important;
    border: 1px solid rgba(148, 163, 184, 0.24) !important;
    border-radius: 14px !important;
    box-shadow: none !important;
}

body.app-dark.reports-system #actionModal .processing-grid {
    background: rgba(12, 19, 34, 0.88) !important;
    border: 1px solid rgba(148, 163, 184, 0.18) !important;
    border-radius: 12px !important;
    padding: 14px !important;
}

body.app-dark.reports-system #actionModal .processing-actions,
body.app-dark.reports-system #actionModal .processing-reason-panel {
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    padding: 0 !important;
}

body.app-dark.reports-system #actionModal .reason-buttons-scroll {
    max-height: 148px !important;
    gap: 6px !important;
    padding: 6px !important;
}

body.app-dark.reports-system #actionModal .reason-btn {
    min-height: 38px !important;
    padding: 8px 10px !important;
    font-size: 13px !important;
    line-height: 1.35 !important;
}

body.app-dark.reports-system #actionModal .action-grid {
    gap: 8px !important;
}

body.app-dark.reports-system #actionModal .action-btn {
    min-height: 76px !important;
    padding: 10px 8px !important;
    gap: 6px !important;
}

body.app-dark.reports-system #actionModal .action-title {
    font-size: 13px !important;
}

body.app-dark.reports-system #actionModal .action-desc {
    font-size: 11px !important;
}

body.app-dark.message-system .dashboard {
    gap: 10px !important;
}

body.app-dark.message-system .dashboard > .message-filter-card {
    margin-bottom: 0 !important;
}

body.app-dark.message-system .results-container {
    margin-top: 8px !important;
}

body.app-dark.message-system .message-filter-card .quick-search-header-row {
    align-items: center !important;
    min-height: 40px;
}

body.app-dark.message-system .message-filter-card .quick-search-header-row .section-title {
    margin: 0 !important;
    display: flex;
    align-items: center;
    line-height: 1.2;
}

body.app-dark.message-system .message-filter-card .filter-actions-group {
    align-items: center;
    margin-top: 0 !important;
}

/* === Final UI Refinements (2026-04-09) === */
body.app-dark.reports-system #actionModal .reason-btn {
    min-height: 34px !important;
    padding: 6px 7px !important;
    font-size: 12px !important;
}

body.app-dark.reports-system #actionModal .action-btn {
    min-height: 70px !important;
    padding: 7px 5px !important;
}

body.app-dark .suspicious-breakdown-panel,
body.app-dark .suspicious-overview-chart-wrap,
body.app-dark .suspicious-overview-chart-canvas,
body.app-dark .suspicious-breakdown-bars,
body.app-dark .suspicious-breakdown-empty,
body.app-dark .suspicious-reason-item {
    border-radius: 12px !important;
}

body.app-dark.reports-system .report-card,
body.app-dark.reports-system .report-header,
body.app-dark.reports-system .report-content,
body.app-dark.reports-system .report-footer,
body.app-dark.reports-system .batch-case-item,
body.app-dark.reports-system .result-card,
body.app-dark.reports-system .result-summary,
body.app-dark.reports-system .result-reason .reason-content {
    border-radius: 12px !important;
}

body.app-dark.reports-system .report-basic-info {
    align-items: center !important;
}

body.app-dark.reports-system .report-id,
body.app-dark.reports-system .report-time,
body.app-dark.reports-system .report-status,
body.app-dark.reports-system .multi-report-badge,
body.app-dark.reports-system .long-running-badge {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center;
    min-height: 32px;
    line-height: 1.1;
}

body.app-dark .breakdown-type {
    color: #e5eefb !important;
}

body.app-dark .breakdown-score {
    color: #fca5a5 !important;
}

body.app-dark .breakdown-track {
    background: rgba(51, 65, 85, 0.84) !important;
    border-radius: 999px !important;
}

body.app-dark .suspicious-detail-overlay {
    position: absolute;
    inset: 0;
    z-index: 60;
    background: rgba(2, 6, 23, 0.66);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

body.app-dark .suspicious-detail-card {
    width: min(920px, 100%);
    max-height: 88vh;
    overflow: auto;
    background: rgba(15, 23, 42, 0.96);
    border: 1px solid rgba(148, 163, 184, 0.26);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(2, 6, 23, 0.55);
}

body.app-dark .suspicious-detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

body.app-dark .suspicious-detail-header h3 {
    margin: 0;
    color: #e6effd;
}

body.app-dark .suspicious-detail-body {
    display: grid;
    gap: 12px;
    padding: 14px;
}

body.app-dark .suspicious-detail-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

body.app-dark .suspicious-detail-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

body.app-dark .suspicious-detail-name {
    font-weight: 700;
    font-size: 17px;
    color: #e6effd;
}

body.app-dark .suspicious-detail-handle {
    color: #9eb5d6;
    font-size: 13px;
}

body.app-dark .suspicious-detail-risk {
    margin-top: 3px;
    font-weight: 600;
}

body.app-dark .suspicious-detail-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 8px;
}

body.app-dark .suspicious-detail-metric {
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 10px;
    background: rgba(30, 41, 59, 0.68);
    padding: 8px;
    text-align: center;
}

body.app-dark .suspicious-detail-metric strong {
    display: block;
    color: #e5eefb;
    font-size: 18px;
}

body.app-dark .suspicious-detail-metric span {
    color: #9fb6d8;
    font-size: 12px;
}

body.app-dark .suspicious-detail-flags {
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 10px;
    background: rgba(12, 19, 34, 0.9);
    padding: 10px;
}

body.app-dark .suspicious-detail-flags h4 {
    margin: 0 0 8px;
    color: #dbeafe;
}

body.app-dark .suspicious-detail-flag-item {
    border: 1px solid rgba(239, 68, 68, 0.32);
    border-left: 3px solid rgba(248, 113, 113, 0.68);
    border-radius: 8px;
    background: rgba(127, 29, 29, 0.2);
    padding: 8px;
    margin-top: 6px;
}

body.app-dark .suspicious-detail-flag-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fecaca;
    font-weight: 600;
}

body.app-dark .suspicious-detail-flag-head .score {
    background: rgba(220, 38, 38, 0.76);
    color: #fff;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 12px;
}

body.app-dark .suspicious-detail-flag-desc,
body.app-dark .suspicious-detail-empty {
    margin-top: 4px;
    color: #d8e6fb;
    font-size: 13px;
}