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}.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}.content-wrap{flex:1;min-height:0;position:relative;display:flex;flex-direction:column;padding:16px;gap:16px;overflow-y:auto}.drop-zone{border:2px dashed var(--border);border-radius:var(--r);padding:40px 20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;cursor:pointer;transition:all .2s;text-align:center;color:var(--muted);background:var(--bg)}.drop-zone.dragover{border-color:var(--accent);background:var(--accent-dim);color:var(--accent)}.img-preview{max-width:100%;max-height:200px;object-fit:contain;border-radius:4px;background-image:linear-gradient(45deg,#21262d 25%,transparent 25%),linear-gradient(-45deg,#21262d 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#21262d 75%),linear-gradient(-45deg,transparent 75%,#21262d 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px;border:1px solid var(--border);display:none;margin:0 auto}textarea{flex:1;width:100%;min-height:150px;background:var(--bg);border:1px solid var(--border);color:#fff;padding:12px;border-radius:var(--r);outline:none;font-family:JetBrains Mono,monospace;font-size:12px;resize:vertical;word-break:break-all}textarea:focus{border-color:var(--accent)}@media(max-width:768px){.panels{flex-direction:column;overflow:auto}.panel{flex:none;min-height:50vh;border-right:none;border-bottom:1px solid var(--border)}.panel:last-child{border-bottom:none}}