:root{--bg:#f4f1ea;--panel:#ffffff;--panel-soft:#faf7f0;--ink:#18201f;--muted:#68706d;--line:#ded8cc;--green:#1f7a5c;--green-dark:#10533e;--amber:#d78c28;--coral:#c75d4a;--blue:#356fa6;--shadow:0 18px 48px rgba(24,32,31,0.1)}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{background:linear-gradient(90deg,rgba(31,122,92,.08) 1px,transparent 1px),linear-gradient(180deg,rgba(31,122,92,.07) 1px,transparent 1px),var(--bg);background-size:32px 32px;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;padding:20px}.workspace{display:grid;grid-gap:0;gap:0;min-height:calc(100vh - 40px)}.editor-panel,.results-panel,.side-panel{background:rgba(255,255,255,.9);border:1px solid 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