:root{--bg: #0b0e14;--panel: #141922;--panel-2: #1b2230;--border: #263041;--text: #e6e9ef;--muted: #8a94a6;--accent: #6366f1;--danger: #ef4444;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text)}.app{display:flex;flex-direction:column;height:100vh}.topbar{display:flex;align-items:center;gap:12px;padding:8px 14px;background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap}.topbar .brand{font-weight:700;letter-spacing:.3px;margin-right:8px}.topbar .brand span{color:var(--accent)}.spacer{flex:1}.main{flex:1;display:flex;min-height:0}.canvas-wrap{flex:1;position:relative;min-width:0}.side{width:340px;border-left:1px solid var(--border);background:var(--panel);overflow-y:auto}.legend{width:240px;border-right:1px solid var(--border);background:var(--panel);overflow-y:auto}select,input,button{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 9px;font-size:13px}select:focus,input:focus{outline:1px solid var(--accent)}button{cursor:pointer}button:hover{border-color:var(--accent)}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}label.field{display:flex;flex-direction:column;gap:3px;font-size:11px;color:var(--muted)}.section{padding:12px 14px;border-bottom:1px solid var(--border)}.section h3{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted)}.legend-item{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:13px;cursor:pointer;-webkit-user-select:none;user-select:none}.legend-item.off{opacity:.4}.swatch{width:12px;height:12px;border-radius:3px;flex:none}.count{margin-left:auto;color:var(--muted);font-size:11px}.node-title{font-size:15px;font-weight:600;word-break:break-word}.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 10px;font-size:13px}.kv .k{color:var(--muted)}.kv .v{word-break:break-word}.edge-row{font-size:12px;padding:3px 0;color:var(--text);font-family:ui-monospace,monospace;word-break:break-all}.pill{display:inline-block;padding:1px 7px;border-radius:999px;font-size:11px;background:var(--panel-2);border:1px solid var(--border)}.muted{color:var(--muted)}.small{font-size:12px}.hint{color:var(--muted);font-size:12px;padding:20px;text-align:center}.login{height:100vh;display:flex;align-items:center;justify-content:center}.login .card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:34px 40px;text-align:center;max-width:380px}.login h1{margin:0 0 6px}.login p{color:var(--muted);margin:0 0 22px}svg.graph{width:100%;height:100%;display:block}svg.graph .link{stroke:#3a475e;stroke-opacity:.6}svg.graph .node{cursor:pointer;stroke:#0b0e14;stroke-width:1.5px}svg.graph .node.selected{stroke:#fff;stroke-width:2.5px}svg.graph text.label{fill:var(--muted);font-size:9px;pointer-events:none}.toolbar{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap}.badge{font-size:11px;color:var(--muted)}.error{color:var(--danger);font-size:12px}.catalog-type{border:1px solid var(--border);border-radius:8px;padding:10px;margin-bottom:8px;background:var(--panel-2)}.catalog-type .h{display:flex;align-items:center;gap:8px;font-weight:600;font-size:13px}.prop{font-size:12px;color:var(--muted);font-family:ui-monospace,monospace}.difftoolbar{position:absolute;top:10px;left:10px;right:10px;z-index:5;display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;background:#141922e6;border:1px solid var(--border);border-radius:8px;padding:8px 10px}.difflegend{display:flex;gap:12px;margin-left:auto;align-items:center}.legend-chip{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--muted)}button.danger{border-color:var(--danger);color:#fca5a5}button.danger:hover{background:var(--danger);color:#fff}.edittoolbar{position:absolute;top:10px;left:10px;z-index:5;display:flex;gap:8px;align-items:center;background:#141922e6;border:1px solid var(--border);border-radius:8px;padding:7px 9px}.modal{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;z-index:20;background:#00000073}.modal-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px 18px;width:380px;max-height:82vh;overflow-y:auto;display:flex;flex-direction:column;gap:8px}.modal-head{display:flex;align-items:center;gap:8px;margin-bottom:4px}.modal-foot{display:flex;gap:8px;margin-top:10px}.form-grid{display:flex;flex-direction:column;gap:6px}.proprow{display:grid;grid-template-columns:1fr 110px auto auto;gap:6px;align-items:center;margin-bottom:5px}.chips{display:flex;flex-wrap:wrap;gap:5px}.chip{font-size:12px;padding:3px 8px;border-radius:999px;border:1px solid var(--border);background:var(--panel-2);cursor:pointer;color:var(--muted)}.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}