:root{--bg:#1e1e1e;--bg-2:#252526;--bg-3:#2d2d30;--border:#3c3c3c;--text:#d4d4d4;--text-dim:#858585;--accent:#0e639c;--accent-hover:#17b;--green:#4ec9b0;--red:#f14c4c;--yellow:#dcdcaa}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#__next,body,body>div,html{height:100%}.app{display:flex;flex-direction:column;height:100vh;overflow:hidden}.topbar{display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--bg-2);border-bottom:1px solid var(--border);flex-shrink:0}.topbar .title{font-weight:600;font-size:14px;letter-spacing:.3px}.topbar .title .accent{color:var(--green)}.topbar .spacer{flex:1 1}.ai-toggle,.topbar .hint{font-size:12px;color:var(--text-dim)}.ai-toggle{display:flex;align-items:center;gap:6px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}button{font-family:inherit;font-size:13px;border:none;border-radius:4px;padding:7px 16px;cursor:pointer;color:#fff;background:var(--accent);transition:background .12s ease}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:var(--bg-3);color:var(--text);border:1px solid var(--border)}button.secondary:hover:not(:disabled){background:#3e3e42}.split{flex:1 1}.pane,.split{display:flex;min-height:0}.pane{flex-direction:column;min-width:0}.pane.editor-pane{flex:1 1;border-right:1px solid var(--border)}.pane.output-pane{width:42%;background:var(--bg)}.pane-header{display:flex;align-items:center;gap:8px;padding:8px 14px;font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--text-dim);background:var(--bg-2);border-bottom:1px solid var(--border);flex-shrink:0}.pane-header .spacer{flex:1 1}.pane-header button{padding:3px 10px;font-size:11px}.editor-host{flex:1 1;min-height:0}.console{flex:1 1;overflow-y:auto;padding:8px 0;font-family:SF Mono,Menlo,Monaco,Courier New,monospace;font-size:13px;line-height:1.5}.log-row{display:flex;gap:8px;padding:3px 14px;white-space:pre-wrap;word-break:break-word;border-bottom:1px solid hsla(0,0%,100%,.03)}.log-row .gutter{color:var(--text-dim);flex-shrink:0;-webkit-user-select:none;-moz-user-select:none;user-select:none}.log-row.log-error{color:var(--red);background:rgba(241,76,76,.08)}.log-row.log-warn{color:var(--yellow);background:hsla(60,42%,76%,.06)}.log-row.log-info{color:#75beff}.log-row.log-result{color:var(--green)}.console .empty{padding:14px;color:var(--text-dim);font-style:italic}.status{font-size:12px;color:var(--text-dim)}.status.running{color:var(--yellow)}