:root{--page:#ece9e2;--panel:#fbfaf7;--panel-strong:#fff;--workbench:#d7d6d2;--board:#f8f6f0;--ink:#24221f;--muted:#6d675f;--faint:#938c82;--line:#d8d2c8;--line-strong:#beb6aa;--accent:#a94726;--accent-strong:#87351c;--accent-soft:#f4e0d6;--success:#2f7655;--danger:#b33a3a;--focus:#215f9a;--shadow:0 18px 50px #342d241f;--radius-lg:18px;--radius-md:12px;--radius-sm:8px;--topbar-h:64px;--status-h:34px;--ruler-size:28px;color:var(--ink);font-synthesis:none;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}[hidden]{display:none!important}html,body{height:100%}body{background:var(--page);color:var(--ink);margin:0;overflow:hidden}button,input,select{font:inherit}button,select,input[type=number],input[type=search]{min-height:38px}button{cursor:pointer;border:0}button:disabled{cursor:not-allowed;opacity:.45}:focus-visible{outline:3px solid color-mix(in srgb, var(--focus) 78%, 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