:root{--bg: #f3f5f7;--panel: #ffffff;--ink: #18202a;--muted: #5d6977;--line: #d5dbe2;--edge: #a9b4c0;--req: #3b5bdb;--tc: #7c8a99;--gap: #d9480f;--focus: #0b7285;--c1: #c92a2a;--c2: #1971c2;--c3: #9c36b5;--c4: #e67700;--c5: #2b8a3e;--c6: #0c8599;--c7: #5f3dc4;--mono: ui-monospace, "SF Mono", Consolas, monospace;--sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;color-scheme:light}:root[data-theme=dark]{--bg: #12161b;--panel: #1a2027;--ink: #e4e9ee;--muted: #93a0ad;--line: #2c353f;--edge: #4a5663;--req: #748ffc;--tc: #8d99a6;--gap: #ff8a4c;--focus: #3bc9db;--c1: #ff6b6b;--c2: #4dabf7;--c3: #da77f2;--c4: #ffa94d;--c5: #69db7c;--c6: #3bc9db;--c7: #9775fa;color-scheme:dark}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font:13px/1.4 var(--sans);display:flex;flex-direction:column}header{display:flex;flex-direction:column;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line);background:var(--panel)}.stats{display:flex;flex-wrap:wrap;gap:4px 14px;color:var(--muted);font-variant-numeric:tabular-nums}.stats b{color:var(--ink);font-family:var(--mono)}.stats .warn b,.stats .err{color:var(--gap)}.tools{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.seg{display:flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}.seg button{border:0;background:transparent;color:var(--ink);padding:5px 12px;font:inherit;cursor:pointer}.seg button[aria-pressed=true]{background:var(--focus);color:#fff}input[type=search]{flex:1;min-width:120px;padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--ink);font:inherit}.chk{display:flex;gap:6px;align-items:center;color:var(--muted);cursor:pointer;white-space:nowrap}.cats{display:flex;flex-wrap:wrap;gap:4px}.cat{display:flex;align-items:center;gap:5px;padding:2px 8px;border:1px solid var(--line);border-radius:999px;background:none;color:var(--ink);font:inherit;font-size:12px;cursor:pointer}.cat[aria-pressed=false]{opacity:.35}.dot{width:8px;height:8px;border-radius:50%;flex:none}button:focus-visible,input:focus-visible{outline:2px solid var(--focus);outline-offset:2px}main{flex:1;min-height:0;display:grid;grid-template-rows:minmax(320px,1fr) auto}#stage{position:relative;min-height:0}svg{width:100%;height:100%;display:block;cursor:grab}#detail{background:var(--panel);border-top:1px solid var(--line);padding:12px;overflow:auto;max-height:45vh;display:flex;flex-direction:column;gap:12px}@media (min-width: 760px){main{grid-template-rows:none;grid-template-columns:minmax(0,1fr) 320px}#detail{border-top:0;border-left:1px solid var(--line);max-height:none}}.colhead{font-size:11px;letter-spacing:.08em;fill:var(--muted)}.edge{stroke:var(--edge);stroke-width:1;fill:none;opacity:.55}.node text{font-size:11px;fill:var(--ink);pointer-events:none;paint-order:stroke;stroke:var(--bg);stroke-width:3px}.dim{opacity:.08}.edge.hot{stroke:var(--focus);opacity:.95;stroke-width:1.6}.hint{position:absolute;left:8px;bottom:8px;font-size:11px;color:var(--muted);background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:3px 7px}#detail h2{font-size:14px;margin:4px 0 0;line-height:1.4}.tag{display:inline-block;font-family:var(--mono);font-size:11px;padding:1px 6px;border-radius:4px;background:var(--bg);border:1px solid var(--line);color:var(--muted);margin-right:4px}.tag.gap{color:var(--gap);border-color:var(--gap)}.open{align-self:flex-start;border:1px solid var(--focus);color:var(--focus);background:none;border-radius:6px;padding:4px 10px;font:inherit;cursor:pointer}.kv{margin:0;display:flex;flex-direction:column;gap:8px;line-height:1.55}.kv dt{font-size:11px;color:var(--muted)}.kv dd{margin:2px 0 0;white-space:pre-wrap;overflow-wrap:anywhere}.lbl{font-size:11px;color:var(--muted);margin-bottom:4px}.rel{display:flex;flex-direction:column;gap:1px}.rel button{display:flex;gap:8px;align-items:baseline;text-align:left;border:0;background:none;color:var(--ink);font:inherit;padding:3px 6px;border-radius:5px;cursor:pointer}.rel button:hover{background:var(--bg)}.rel .rid{font-family:var(--mono);font-size:11px;color:var(--muted);flex:none;min-width:96px}.empty{color:var(--muted);line-height:1.6}.none{font-size:12px;color:var(--gap)}@media (prefers-reduced-motion: reduce){*{transition:none!important}}