:root{--bg:#f5f7f3;--surface:#fff;--surface-muted:#e8eee7;--text:#171a18;--text-muted:#626d67;--line:#d7dfd8;--accent:#2f6f62;--accent-weak:#dcece7;--warning:#8a641f;--warning-weak:#f5e8c7;--danger:#a94743;--danger-weak:#f8dfdc;--shadow:0 10px 30px #171a1814}*{box-sizing:border-box}body{background:var(--bg);min-height:100dvh;color:var(--text);margin:0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.55;overflow:hidden}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled,input:disabled,textarea:disabled{cursor:not-allowed;opacity:.68}.app-shell{grid-template-rows:56px minmax(0,1fr);height:100dvh;display:grid;overflow:hidden}.app-header{z-index:4;border-bottom:1px solid var(--line);background:#f5f7f3f0;justify-content:space-between;align-items:center;gap:16px;height:56px;padding:0 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