:root{--canvas:#f7f8f5;--paper:#fff;--ink:#172e35;--muted:#617176;--line:#e1e7e2;--green:#22644c;--soft:#edf5ef;--amber:#9b4d13;--nav:#112d32}*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font:14px/1.5 'Segoe UI',Arial,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #5f9979}button{cursor:pointer;border:1px solid var(--line);border-radius:6px;padding:10px 14px;color:var(--ink);background:white;font-weight:600}button:hover{background:#f0f5f1}button:disabled{opacity:.45;cursor:default}button.primary{background:var(--green);color:white;border-color:var(--green)}button.primary:hover{background:#174d39}a{color:var(--green)}.shell{display:grid;grid-template-columns:224px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--nav);color:#d9e6df;padding:32px 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