:root, [data-theme="light"] {
      --setti-bg-body: #f8fafc;
      --setti-bg-sidebar: #1e293b;
      --setti-bg-card: #ffffff;
      --setti-bg-input: #ffffff;
      --setti-border: #e2e8f0;
      --setti-text: #0f172a;
      --setti-text-muted: #64748b;
      --setti-primary: #4f46e5;
      --setti-primary-hover: #4338ca;
      --setti-nav-active: rgba(79, 70, 229, 0.12);
      --setti-nav-hover: rgba(0,0,0,0.04);
      --setti-table-hover: #f1f5f9;
      --setti-summary-bg: #f1f5f9;
      --setti-danger: #dc2626;
    }
    [data-theme="dark"] {
      --setti-bg-body: #0f172a;
      --setti-bg-sidebar: #020617;
      --setti-bg-card: #1e293b;
      --setti-bg-input: #0f172a;
      --setti-border: #334155;
      --setti-text: #f1f5f9;
      --setti-text-muted: #94a3b8;
      --setti-primary: #6366f1;
      --setti-primary-hover: #818cf8;
      --setti-nav-active: rgba(99, 102, 241, 0.2);
      --setti-nav-hover: rgba(255,255,255,0.06);
      --setti-table-hover: #334155;
      --setti-summary-bg: #334155;
      --setti-danger: #ef4444;
    }
    @media (prefers-color-scheme: dark) {
      [data-theme="auto"] { --setti-bg-body: #0f172a; --setti-bg-sidebar: #020617; --setti-bg-card: #1e293b; --setti-bg-input: #0f172a; --setti-border: #334155; --setti-text: #f1f5f9; --setti-text-muted: #94a3b8; --setti-primary: #6366f1; --setti-primary-hover: #818cf8; --setti-nav-active: rgba(99,102,241,0.2); --setti-nav-hover: rgba(255,255,255,0.06); --setti-table-hover: #334155; --setti-summary-bg: #334155; --setti-danger: #ef4444; }
    }
    @media (prefers-color-scheme: light) {
      [data-theme="auto"] { --setti-bg-body: #f8fafc; --setti-bg-sidebar: #1e293b; --setti-bg-card: #ffffff; --setti-bg-input: #ffffff; --setti-border: #e2e8f0; --setti-text: #0f172a; --setti-text-muted: #64748b; --setti-primary: #4f46e5; --setti-primary-hover: #4338ca; --setti-nav-active: rgba(79,70,229,0.12); --setti-nav-hover: rgba(0,0,0,0.04); --setti-table-hover: #f1f5f9; --setti-summary-bg: #f1f5f9; --setti-danger: #dc2626; }
    }
    body { background: var(--setti-bg-body); color: var(--setti-text); min-height: 100vh; }
    [data-theme="dark"] .text-body-secondary {
      color: var(--setti-text-muted) !important;
    }
    @media (prefers-color-scheme: dark) {
      [data-theme="auto"] .text-body-secondary {
        color: var(--setti-text-muted) !important;
      }
    }
    .auth-wrapper { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1rem; }
    .auth-card { max-width: 420px; width: 100%; background: var(--setti-bg-card); border: 1px solid var(--setti-border); border-radius: 12px; padding: 1.5rem; }
    .sidebar { width: 260px; min-height: 100vh; background: var(--setti-bg-sidebar); color: #e2e8f0; flex-shrink: 0; }
    .sidebar .brand { padding: 1.25rem; font-weight: 700; font-size: 1.1rem; color: #fff; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .sidebar .nav-link { color: #cbd5e1; padding: 0.65rem 1.25rem; border-left: 3px solid transparent; }
    .sidebar .nav-link:hover { background: rgba(255,255,255,0.06); color: #fff; }
    .sidebar .nav-link.active { background: rgba(99,102,241,0.2); color: #a5b4fc; border-left-color: #6366f1; }
    .sidebar .nav-link i { margin-right: 0.5rem; opacity: 0.9; }
    .nav-section-label { width: 100%; display: flex; align-items: center; justify-content: space-between; color: #94a3b8; background: transparent; border: 0; border-left: 3px solid transparent; padding: 0.65rem 1.25rem; font-weight: 600; text-align: left; }
    .nav-section-label:hover { background: rgba(255,255,255,0.06); color: #fff; }
    .nav-section-label i { margin-right: 0.5rem; opacity: 0.9; }
    .nav-collapse-indicator { margin-right: 0 !important; transition: transform 0.18s ease; }
    .nav-collapse-indicator.is-collapsed { transform: rotate(-90deg); }
    .nav-submenu.is-collapsed { display: none; }
    .sidebar .nav-sub-link { padding-left: 2.15rem; font-size: 0.95rem; }
    .main-wrap { flex: 1; display: flex; flex-direction: column; min-width: 0; }
    .topbar { background: var(--setti-bg-card); border-bottom: 1px solid var(--setti-border); padding: 0.75rem 1.5rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem; color: var(--setti-text); }
    .topbar .btn-link { color: var(--setti-text) !important; }
    .main-content { padding: 1.5rem; flex: 1; }
    .setti-card { background: var(--setti-bg-card); border: 1px solid var(--setti-border); border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; }
    .setti-card h2 { font-size: 1.1rem; margin: 0 0 1rem; color: var(--setti-text); }
    .form-control, .form-select { background: var(--setti-bg-input); border-color: var(--setti-border); color: var(--setti-text); }
    .form-control:disabled, .form-select:disabled {
      background-color: var(--setti-bg-input);
      border-color: var(--setti-border);
      color: var(--setti-text);
      -webkit-text-fill-color: var(--setti-text);
      opacity: 1;
    }
    .form-control:disabled::-webkit-datetime-edit,
    .form-control:disabled::-webkit-datetime-edit-fields-wrapper,
    .form-control:disabled::-webkit-datetime-edit-text,
    .form-control:disabled::-webkit-datetime-edit-month-field,
    .form-control:disabled::-webkit-datetime-edit-day-field,
    .form-control:disabled::-webkit-datetime-edit-year-field {
      color: var(--setti-text);
      -webkit-text-fill-color: var(--setti-text);
    }
    [data-theme="dark"] input[type="date"],
    [data-theme="dark"] input[type="time"],
    [data-theme="dark"] input[type="datetime-local"] {
      color-scheme: dark;
    }
    @media (prefers-color-scheme: dark) {
      [data-theme="auto"] input[type="date"],
      [data-theme="auto"] input[type="time"],
      [data-theme="auto"] input[type="datetime-local"] {
        color-scheme: dark;
      }
    }
    .form-control:focus { border-color: var(--setti-primary); box-shadow: 0 0 0 3px rgba(99,102,241,0.2); }
    .btn-primary { background: var(--setti-primary); border-color: var(--setti-primary); }
    .btn-primary:hover { background: var(--setti-primary-hover); border-color: var(--setti-primary-hover); }
    .btn-outline-secondary { border-color: var(--setti-border); color: var(--setti-text); background: transparent; }
    .btn-outline-secondary:hover { background: var(--setti-nav-hover); color: var(--setti-text); border-color: var(--setti-border); }
    /* Theme selector button: force theme colors so it's readable in dark mode (override Bootstrap) */
    .setti-theme-btn { border: 1px solid var(--setti-border) !important; color: var(--setti-text) !important; background: var(--setti-bg-card) !important; }
    .setti-theme-btn:hover, .setti-theme-btn:focus, .setti-theme-btn.show { color: var(--setti-text) !important; background: var(--setti-nav-hover) !important; border-color: var(--setti-border) !important; box-shadow: none !important; }
    .setti-theme-btn::after { border-top-color: var(--setti-text) !important; }
    .btn-danger { background: var(--setti-danger); border-color: var(--setti-danger); }
    .table { color: var(--setti-text); background-color: var(--setti-bg-card); }
    .table th, .table td { border-color: var(--setti-border); background-color: var(--setti-bg-card); color: var(--setti-text); }
    .table th { color: var(--setti-text-muted); font-weight: 600; }
    .table tbody tr:hover { background: var(--setti-table-hover); }
    .table tbody tr:hover td { background-color: var(--setti-table-hover); }
    .summary-box { background: var(--setti-summary-bg); padding: 0.75rem 1rem; border-radius: 8px; margin: 0.5rem 0; font-size: 0.9rem; color: var(--setti-text-muted); }
    .user-row { cursor: pointer; }
    .page { display: none; }
    .page.active { display: block; }
    .hidden { display: none !important; }
    .activity-table { table-layout: fixed; }
    .activity-table th:nth-child(2), .activity-table td:nth-child(2) { overflow-wrap: break-word; word-break: break-word; }
    .screenshot-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.75rem; }
    .screenshot-grid img { width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--setti-border); cursor: pointer; }
    .screenshot-grid img:hover { border-color: var(--setti-primary); box-shadow: 0 0 0 2px rgba(99,102,241,0.25); }
    .screenshot-thumb-time { font-size: 0.75rem; color: var(--setti-text-muted); }
    .screenshot-viewer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.92); z-index: 9999; display: flex; flex-direction: column; align-items: center; justify-content: center; }
    /* Work history modal: ensure it appears above the backdrop (stacking context fix) */
    #workHistoryModal { z-index: 1060 !important; }
    #workHistoryModal.show { display: block !important; }
    .screenshot-viewer-overlay.hidden { display: none !important; }
    .screenshot-viewer-toolbar { position: absolute; top: 0; left: 0; right: 0; padding: 0.75rem 1rem; display: flex; align-items: center; justify-content: space-between; background: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent); color: #fff; }
    .screenshot-viewer-content { flex: 1; display: flex; align-items: center; justify-content: center; padding: 3rem 1rem 4rem; overflow: auto; }
    .screenshot-viewer-content img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 8px; }
    .screenshot-viewer-nav { position: absolute; bottom: 1rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.75rem; }
    .user-detail-tab-bar { border-bottom: 1px solid var(--setti-border); margin-bottom: 0; }
    .user-detail-tab { padding: 0.6rem 1rem; background: transparent; border: none; color: var(--setti-text-muted); cursor: pointer; font-size: 0.95rem; border-bottom: 2px solid transparent; margin-bottom: -1px; }
    .user-detail-tab:hover { color: var(--setti-text); }
    .user-detail-tab.active { color: var(--setti-primary); border-bottom-color: var(--setti-primary); }
    .user-detail-tab-panel { display: none; padding-top: 1rem; }
    .user-detail-tab-panel.active { display: block; }
    .dropdown-menu { background: var(--setti-bg-card); border: 1px solid var(--setti-border); }
    .dropdown-item { color: var(--setti-text) !important; }
    .dropdown-item .bi { color: inherit !important; }
    .dropdown-item:hover, .dropdown-item:focus { background: var(--setti-nav-hover); color: var(--setti-text) !important; }
    .dropdown-item.active { background: var(--setti-nav-active); color: var(--setti-text) !important; }
    /* Theme dropdown: by ID so styles apply even if Bootstrap moves menu in DOM; explicit colors per theme so all options are readable */
    #themeDropdownMenu { background: var(--setti-bg-card) !important; border-color: var(--setti-border) !important; }
    #themeDropdownMenu .dropdown-item { color: var(--setti-text) !important; }
    #themeDropdownMenu .dropdown-item .bi { color: inherit !important; }
    #themeDropdownMenu .dropdown-item:hover, #themeDropdownMenu .dropdown-item:focus { background: var(--setti-nav-hover) !important; color: var(--setti-text) !important; }
    #themeDropdownMenu .dropdown-item.active { background: var(--setti-nav-active) !important; color: var(--setti-text) !important; }
    [data-theme="light"] #themeDropdownMenu .dropdown-item { color: #0f172a !important; }
    [data-theme="light"] #themeDropdownMenu .dropdown-item.active { color: #0f172a !important; }
    [data-theme="dark"] #themeDropdownMenu .dropdown-item { color: #f1f5f9 !important; }
    [data-theme="dark"] #themeDropdownMenu .dropdown-item.active { color: #f1f5f9 !important; }
    @media (prefers-color-scheme: dark) { [data-theme="auto"] #themeDropdownMenu .dropdown-item { color: #f1f5f9 !important; } [data-theme="auto"] #themeDropdownMenu .dropdown-item.active { color: #f1f5f9 !important; } }
    @media (prefers-color-scheme: light) { [data-theme="auto"] #themeDropdownMenu .dropdown-item { color: #0f172a !important; } [data-theme="auto"] #themeDropdownMenu .dropdown-item.active { color: #0f172a !important; } }
    .topbar .dropdown-toggle { color: var(--setti-text) !important; }
    .topbar .dropdown-toggle::after { border-top-color: var(--setti-text); }
    .user-menu-btn { color: var(--setti-text) !important; background: transparent !important; border: 1px solid var(--setti-border); }
    .user-menu-btn:hover { background: var(--setti-nav-hover) !important; color: var(--setti-text) !important; border-color: var(--setti-border); }
    .dropdown-item.text-danger { color: var(--setti-danger) !important; }
    .dropdown-item.text-danger:hover { color: #fff !important; background: var(--setti-danger) !important; }
    .dashboard-chart { align-items: stretch; }
    .dashboard-chart .chart-bar-wrap { flex: 1; height: 100%; min-width: 0; max-width: 80px; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; }
    .dashboard-chart .chart-bar { width: 100%; max-width: 48px; border-radius: 6px 6px 0 0; background: var(--setti-primary); opacity: 0.85; min-height: 2px; }
    .dashboard-chart .chart-bar-value { font-size: 0.7rem; color: var(--setti-text); font-weight: 600; margin-bottom: 2px; text-align: center; line-height: 1.1; }
    .dashboard-chart .chart-bar-label { font-size: 0.7rem; color: var(--setti-text-muted); margin-top: 4px; text-align: center; }
    .dashboard-today-date { color: var(--setti-text-muted) !important; }
    @media (max-width: 991.98px) {
      .sidebar { width: 100%; min-height: auto; }
      .layout-dashboard { flex-direction: column; }
    }
    .workflow-launch-group {
      background: var(--setti-bg-card, var(--bs-body-bg));
    }
    .workflow-launch-group-table > tbody > tr + tr {
      border-top: 1px solid var(--setti-border, var(--bs-border-color));
    }
    .workflow-launch-group-wrap > td {
      border-top: none;
      vertical-align: top;
    }
    .workflow-launch-table,
    .workflow-launch-group-table {
      table-layout: fixed;
      width: 100%;
    }
    .workflow-launch-col-task { width: 38%; }
    .workflow-launch-col-assign { width: 22%; }
    .workflow-launch-col-effort { width: 12%; }
    .workflow-launch-col-start { width: 14%; }
    .workflow-launch-col-end { width: 14%; }
    .workflow-launch-group-table td {
      vertical-align: middle;
    }
    .admin-tasks-group {
      background: var(--setti-bg-card, var(--bs-body-bg));
    }
    .admin-tasks-group-table > tbody > tr + tr {
      border-top: 1px solid var(--setti-border, var(--bs-border-color));
    }
    .admin-tasks-group-wrap > td {
      border-top: none;
      vertical-align: top;
    }
    .admin-tasks-table,
    .admin-tasks-group-table {
      table-layout: fixed;
      width: 100%;
    }
    .admin-tasks-col-desc { width: 34%; }
    .admin-tasks-col-dates { width: 16%; }
    .admin-tasks-col-status { width: 10%; }
    .admin-tasks-col-priority { width: 10%; }
    .admin-tasks-col-effort { width: 20%; }
    .admin-tasks-col-actions { width: 10%; }
    .admin-tasks-group-table td {
      vertical-align: middle;
    }
    .admin-tasks-meta {
      color: var(--setti-text-muted);
    }
    .admin-tasks-table tbody tr.admin-tasks-row-urgent td,
    .admin-tasks-group-table tbody tr.admin-tasks-row-urgent td {
      background: rgba(245, 158, 11, 0.14);
      color: var(--setti-text);
    }
    .admin-tasks-table tbody tr.admin-tasks-row-delayed td,
    .admin-tasks-group-table tbody tr.admin-tasks-row-delayed td {
      background: rgba(239, 68, 68, 0.12);
      color: var(--setti-text);
    }
    .admin-tasks-table tbody tr.admin-tasks-row-related td,
    .admin-tasks-group-table tbody tr.admin-tasks-row-related td {
      background: rgba(96, 165, 250, 0.1);
      color: var(--setti-text);
    }
    .admin-tasks-table tbody tr:hover td,
    .admin-tasks-group-table tbody tr:hover td {
      background: var(--setti-table-hover);
      color: var(--setti-text);
    }
    .admin-tasks-dot {
      background: var(--setti-primary) !important;
      border-color: var(--setti-bg-card) !important;
      box-shadow: 0 0 0 1px var(--setti-primary) !important;
    }
    .admin-tasks-cal-legend {
      color: var(--setti-text-muted);
    }
    .admin-tasks-cal-legend .badge {
      font-size: 0.65rem;
      min-width: 1.25rem;
    }
    #adminTasksCalendarPanel .admin-tasks-cal-hint {
      color: var(--setti-text-muted);
    }
    .admin-task-tab-pane { padding-top: 6px; }
    #adminTaskModalTabs .nav-link { color: var(--setti-text-muted); background: transparent; border-color: transparent; }
    #adminTaskModalTabs .nav-link.active { color: var(--setti-text); background: var(--setti-bg-card); border-color: var(--setti-border) var(--setti-border) var(--setti-bg-card); }
    .admin-task-comment { border: 1px solid var(--setti-border); border-radius: 8px; padding: 8px 10px; background: rgba(0,0,0,0.03); }
    [data-theme="dark"] .admin-task-comment { background: rgba(255,255,255,0.04); }
    .admin-task-comment.author-admin { border-color: rgba(99,102,241,0.4); }
    .admin-task-comment.author-self { background: rgba(34,197,94,0.06); border-color: rgba(34,197,94,0.4); }
    .admin-task-comment-meta { font-size: 0.72rem; color: var(--setti-text-muted); display: flex; justify-content: space-between; gap: 8px; margin-bottom: 4px; }
    .admin-task-comment-body { font-size: 0.88rem; white-space: pre-wrap; word-break: break-word; }
    .admin-task-attachment-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 8px 10px; border: 1px solid var(--setti-border); border-radius: 6px; margin-bottom: 6px; }
    .admin-task-history-item { padding: 6px 8px; border-left: 3px solid var(--setti-primary); background: rgba(99,102,241,0.05); border-radius: 4px; margin-bottom: 4px; }
    .admin-task-history-item .admin-task-history-meta { font-size: 0.72rem; color: var(--setti-text-muted); margin-top: 2px; }
    .admin-task-transfer-row { padding: 10px; border: 1px solid var(--setti-border); border-radius: 8px; margin-bottom: 6px; }
    .admin-task-transfer-row.is-pending { border-color: rgba(245,158,11,0.5); background: rgba(245,158,11,0.06); }
    .admin-task-transfer-row.is-approved { border-color: rgba(34,197,94,0.4); }
    .admin-task-transfer-row.is-rejected { border-color: rgba(239,68,68,0.4); }
    .admin-task-unread-pill { display: inline-block; min-width: 18px; padding: 1px 6px; border-radius: 999px; background: var(--setti-danger); color: #fff; font-size: 0.7rem; line-height: 1.3; margin-left: 4px; }