:root{--bg:#0b0d10;--panel:#13171c;--panel2:#181d23;--text:#f5f7fa;--muted:#8d98a5;--line:#252c34;--accent:#66e3a4;--danger:#ff6b6b;--warning:#f0c76e;--sidebar:#0f1216;--input:#0e1217;--mini:#101419;--notice:#121820;--preview:#050607}body[data-theme="light"]{--bg:#f4f6f8;--panel:#ffffff;--panel2:#f7f9fb;--text:#18212b;--muted:#66717d;--line:#dce2e8;--accent:#20b978;--danger:#d94343;--warning:#ad7a18;--sidebar:#ffffff;--input:#ffffff;--mini:#f4f7f9;--notice:#f8fafb;--preview:#e9edf1;color-scheme:light}body[data-theme="dark"]{color-scheme:dark}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);transition:background .2s ease,color .2s ease}button,a,input,select{font:inherit}.app-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{border-right:1px solid var(--line);padding:24px 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