:root{--primary:#0f172a;--primary-foreground:#fff;--secondary:#f1f5f9;--secondary-foreground:#475569;--accent:#3b82f6;--accent-foreground:#fff;--background:#f8fafc;--card:#fff;--card-foreground:#0f172a;--border:#e2e8f0;--input:#f1f5f9;--ring:#64748b;--radius:6px;--sidebar:#fff;--toolbar:#fff;--canvas-bg:#f1f5f9}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--card-foreground);background-color:var(--background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px}button{font-family:inherit;transition:all .2s cubic-bezier(.4,0,.2,1)}button:active{transform:scale(.96)}input,select,textarea{border-radius:var(--radius);border:1px solid var(--border);background-color:var(--input);font-family:inherit;font-size:14px;transition:border-color .2s,box-shadow .2s}input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 2px #3b82f61a}input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.floating-controls{opacity:.85;transition:opacity .3s,transform .3s}.floating-controls:hover{opacity:1}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.shadow-sm{box-shadow:0 1px 2px #0000000d}.shadow-md{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.shadow-lg{box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a}