:root{--bg:#f5f5f1;--panel:#fff;--sidebar:#eeeee9;--ink:#252722;--muted:#70746c;--line:#dedfd8;--primary:#5b6cf9;--primary-soft:#e8eaff;--green:#0e9f6e;--shadow:0 18px 50px rgba(34,35,31,.12);--radius:18px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;--serif:"Avenir Next","Segoe UI",Arial,sans-serif}
[data-theme="dark"]{--bg:#181a18;--panel:#222522;--sidebar:#1d201d;--ink:#eef0eb;--muted:#9da29a;--line:#373b37;--primary-soft:#292e52;--shadow:0 18px 50px rgba(0,0,0,.3)}

/* Glacier Light redesign */
:root{--bg:#f8f9ff;--panel:rgba(255,255,255,.72);--sidebar:rgba(255,255,255,.76);--ink:#0b1c30;--muted:#59646f;--line:rgba(15,23,42,.07);--primary:#1d54ac;--primary-soft:#dce8fb;--ice:#7da9ea;--green:#10b981;--red:#c92b32;--shadow:0 12px 38px rgba(29,84,172,.10);--radius:12px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;--serif:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;--mono:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif}
[data-theme="dark"]{--bg:#070b14;--panel:#111827;--panel-raised:#172033;--sidebar:#0b1220;--ink:#f2f6ff;--muted:#94a3b8;--line:#233047;--primary:#78b7ff;--primary-soft:#152b49;--ice:#56c7f5;--green:#3ddc97;--red:#ff7185;--shadow:0 18px 48px rgba(0,0,0,.38);color-scheme:dark}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-rendering:optimizeLegibility}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:14px;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}kbd{font:11px var(--font);color:var(--muted);background:var(--panel);border:1px solid var(--line);border-radius:5px;padding:2px 6px}.hidden{display:none!important}.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}