body.dark{--bg:#18231f;--paper:#24322e;--ink:#edf4f0;--muted:#a8b6b0;--line:#384842;--soft-green:#334a43;background:var(--bg)}
body.dark .sidebar,body.dark header{background:#1d2b27}
body.dark .task-content,body.dark .stat-row div,body.dark .sound-grid button,body.dark .option,body.dark .focus-top select{background:#2a3934;color:var(--ink)}
body.dark .desk-scene{filter:brightness(.84)}
body.dark .ring:before{background:var(--paper)}