:root{--bg: #303030;--panel: #3a3a3a;--border: #555;--accent: #4a6dff;--text: #f0f0f0}*{box-sizing:border-box}html,body{height:100%;margin:0}body{display:flex;flex-direction:column;min-height:100%;font-family:system-ui,-apple-system,Segoe UI,Arial,sans-serif;color:var(--text);background:var(--bg);user-select:none}header{padding:8px 12px;background:var(--bg);border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:6px}header .row{display:flex;align-items:center;flex-wrap:wrap;gap:8px}header label{font-size:.85rem}.check{display:inline-flex;align-items:center;gap:4px;cursor:pointer}.check input{cursor:pointer}.brand{font-size:1.05rem;letter-spacing:.02em;margin-right:.4rem}.spacer{flex:1}button,select{font-family:inherit;font-size:.85rem;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:.3rem .6rem;cursor:pointer}button:hover:not(:disabled),select:hover{background:#474747}button:disabled,select:disabled{opacity:.45;cursor:not-allowed}main#panels{flex:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;background:var(--border);min-height:0}.panel{display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--bg)}.panel-head{display:flex;align-items:center;gap:6px;padding:5px 8px;border-bottom:1px solid var(--border)}.panel-head .caption{font-size:.8rem;color:#b9c4ff;white-space:nowrap}.panel-head select{flex:1;min-width:0;padding:.2rem .4rem}.infoBtn{padding:.15rem .45rem;font-size:.95rem;line-height:1}.panel.dragover{outline:2px dashed var(--accent);outline-offset:-2px}.panel-canvas{flex:1;position:relative;background:#000;min-height:0}canvas{position:absolute;inset:0;width:100%;height:100%;cursor:crosshair}canvas:focus{outline:0}footer{border-top:1px solid var(--border);background:var(--bg)}.statusbar{display:flex;align-items:center;gap:8px;padding:4px 12px;font-size:.8rem;height:24px;box-sizing:content-box}.statusleft{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.statusright{text-align:right;white-space:nowrap}.drophint{color:var(--accent)}#location{color:var(--text);margin-left:.9rem}.loading-circle{display:inline-block;width:18px;height:18px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s linear infinite;vertical-align:middle;visibility:hidden}#statusMsg{font-size:.8rem;color:#b9c4ff}@keyframes spin{to{transform:rotate(360deg)}}.hidden,[hidden]{display:none!important}dialog{color:var(--text);background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:1.1rem 1.3rem;min-width:18rem;max-width:min(90vw,44rem);box-shadow:0 10px 40px #00000080}dialog::backdrop{background:#00000073}dialog p{margin:.5rem 0}dialog h3{margin:0 0 .5rem}dialog a{color:#9ab0ff}dialog pre{background:#262626;border:1px solid var(--border);border-radius:4px;padding:.6rem .8rem;font-size:.8rem;overflow:auto;max-height:60vh;user-select:text;white-space:pre-wrap}dialog button{margin-top:.8rem;margin-right:.5rem}