main{flex:1;display:flex;flex-direction:column;overflow:hidden}.toolbar{padding:12px 24px;background:var(--bg2);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.toolbar-group{display:flex;gap:12px;align-items:center}.panels{flex:1;display:flex;overflow:hidden}.panel{flex:1;display:flex;flex-direction:column;min-width:0;border-right:1px solid var(--border)}.panel:last-child{border-right:none}.panel-hdr{height:40px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;background:var(--bg3);border-bottom:1px solid var(--border);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.editor-wrap{flex:1;min-height:0;position:relative;display:flex}textarea{flex:1;width:100%;height:100%;background:var(--bg);border:none;color:#fff;padding:16px;outline:none;font-family:JetBrains Mono,monospace;font-size:13px;resize:none;white-space:pre;overflow:auto}textarea::placeholder{color:var(--muted)!important;-webkit-text-fill-color:var(--muted)!important;opacity:1!important}select{background:var(--bg3);border:1px solid var(--border);color:#fff;padding:8px 12px;border-radius:var(--r);outline:none;font-family:Inter,sans-serif;font-size:14px}select:focus{border-color:var(--accent)}@media(max-width:768px){.panels{flex-direction:column;overflow:auto}.panel{flex:none;height:50vh;border-right:none;border-bottom:1px solid var(--border)}.panel:last-child{border-bottom:none;height:50vh}}