:root{font-family:Avenir Next,Avenir,Segoe UI,system-ui,sans-serif;color:var(--ink);background:var(--room);font-synthesis:none;--room: #1b0b09;--room-lift: #2b120e;--room-board: #3a1912;--ink: #f4cfb2;--ink-strong: #ffe6d0;--ink-muted: #c99878;--copper: #b86f43;--copper-dark: #6c3423;--paper: #d09a73;--paper-dark: #8d5236;--paper-ink: #2b120e;--ledger-line: #916347;--line: #70402e;--line-bright: #a75f3d;--pressed: #542418;--disabled: #5a382d;--focus: #ffd5a5;--scene-wall: #51241b;--scene-ceiling: #2f1411;--scene-floor: #6b3525;--scene-beam: #d59355;--scene-paper: #c4865e;--scene-print: #713321;--scene-highlight: #f0bd7d;--scene-rack: #2e1714;--scene-bench: #311613;--scene-tray: #a85e3c;--scene-skin: #d49a73;--scene-hair: #28120f;--scene-coat: #8f3f2a;--scene-ink: #24110f;--scene-vignette: #180b09;--grain-light: #f7c898;--grain-mid: #8e442e;--grain-dark: #1d0d0b}*{box-sizing:border-box}html{min-height:100%;background:var(--room);color-scheme:dark}body{margin:0;min-width:320px;min-height:100vh;background:var(--room)}button{font:inherit}button,[role=button]{-webkit-tap-highlight-color:transparent}button:focus-visible{outline:3px solid var(--focus);outline-offset:3px}button:active:not(:disabled){background-color:var(--pressed)}button:disabled{color:var(--disabled);cursor:not-allowed}#root{min-height:100vh}.app-shell{width:min(100%,760px);min-height:100vh;margin:0 auto;padding:max(22px,env(safe-area-inset-top)) 16px 0;overflow:clip;background:linear-gradient(90deg,transparent 0 12px,var(--room-board) 12px 13px,transparent 13px calc(100% - 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