:root{--paper:#fbfaf6;--sidebar:#f2f2ec;--ink:#303a32;--muted:#7c8278;--line:#e6e8de;--green:#3e5b45;--danger:#a34a38;--font-sans:"Avenir Next","Segoe UI",Arial,sans-serif;color-scheme:light}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%;background:var(--paper);color:var(--ink)}body,button,input,textarea{font-family:var(--font-sans)}button,input,textarea{font-size:14px}a,button,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;transition:background .15s,color .15s,box-shadow .15s}button:disabled{cursor:default;opacity:.45}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #789268;outline-offset:4px}a{color:inherit}svg{flex-shrink:0}button svg{display:block}.assistant-shell{display:grid;grid-template-columns:246px minmax(0,1fr);height:100dvh;min-height:480px;overflow:hidden}.sidebar{background:var(--sidebar);border-right:1px solid var(--line);padding:34px 20px 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