:root{color-scheme:dark;--bg:#0c0e12;--panel:#11141a;--raised:#191e28;--line:#2a303d;--text:#e9edf5;--muted:#9ba5b7;--accent:#a6a4ff;--user:#9baeff;--assistant:#8dc6bc}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 system-ui,-apple-system,Segoe UI,sans-serif}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;background:#1b202b;border:1px solid var(--line);border-radius:7px;padding:8px 12px}button:hover{background:#282e3d;border-color:#697494}button:disabled{opacity:.5;cursor:wait}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,svg g[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:3px}input,textarea,select{background:#0f1218;border:1px solid var(--line);border-radius:6px;padding:9px 10px;min-width:0}input[type=checkbox]{accent-color:var(--accent)}.primary{background:#7472c9;color:#fff;border-color:#9592eb}.primary:hover{background:#8885df}header{height:68px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:600}.mark{background:#2d2c4b;border:1px solid #5a587d;border-radius:9px;padding:3px 10px;font-family:Georgia,serif;font-size:23px}.muted,small{color:var(--muted);font-weight:400}.header-status{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted)}.dot{width:6px;height:6px;border-radius:50%;background:#a6a4ff}main{display:grid;grid-template-columns:minmax(310px,35%) minmax(0,1fr);height:calc(100dvh - 68px)}[hidden]{display:none!important}.chat-pane{display:flex;flex-direction:column;border-right:1px solid var(--line);min-height:0}.pane-heading{display:flex;justify-content:space-between;align-items:center;padding:22px 24px 16px;gap:12px}.eyebrow{font:10px/1.5 ui-monospace,SFMono-Regular,monospace;letter-spacing:1.6px;color:var(--muted)}h1{font-size:23px;letter-spacing:-.7px;font-weight:550;margin:4px 0}h2{font-size:18px;font-weight:500;line-height:1.4}.badge{font-size:11px;color:var(--accent);border:1px solid #44415e;border-radius:20px;padding:3px 9px}.context{margin:0 20px;padding:12px;background:#181b25;border:1px solid var(--line);border-radius:8px;font-size:12px}.context button{font-size:10px;padding:3px 7px;margin-top:6px}#context-summary{overflow-wrap:anywhere;margin-top:5px}.messages{overflow:auto;flex:1;padding:22px 20px;min-height:180px}.intro p{color:var(--muted)}.intro button{text-align:left;margin-top:12px}.message{white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:22px;padding:14px;border:1px solid var(--line);border-radius:10px;background:#131720}.message.user{margin-left:25px;background:#202337}.message .meta{font:11px ui-monospace,monospace;color:var(--muted);margin-bottom:8px}.message button{font-size:11px;padding:4px 7px;margin:8px 6px 0 0}.message.error{border-color:#9a6970}#chat-form{padding:16px 20px;border-top:1px solid var(--line)}textarea{resize:vertical;width:100%;min-height:80px;max-height:180px}.composer-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:9px}.composer-foot small{font-size:10px;max-width:70%}.evidence-pane{overflow:auto;min-width:0}.filters{display:flex;gap:8px;align-items:end;padding:0 24px 16px;flex-wrap:wrap}.filters label{display:flex;flex-direction:column;font-size:10px;gap:4px;color:var(--muted)}.filters input,.filters select{font-size:12px;width:125px}.filters .search-label{flex:1;min-width:150px}.search-label input{width:100%}.graph-meta{display:flex;justify-content:space-between;gap:8px;font-size:11px;padding:10px 24px;border-top:1px solid var(--line);color:var(--muted)}.graph-meta label{white-space:nowrap}.graph-wrap{position:relative;height:350px;border-top:1px solid #222734;border-bottom:1px solid var(--line);background:#0e1118;overflow:hidden}#graph{width:100%;height:100%;touch-action:none;cursor:grab}#graph:active{cursor:grabbing}.graph-toolbar{position:absolute;top:10px;right:14px;display:flex;gap:5px}.graph-toolbar button{padding:4px 10px}.legend{position:absolute;bottom:8px;left:15px;display:flex;gap:12px;font-size:10px;color:var(--muted);pointer-events:none;flex-wrap:wrap}.legend-user{color:var(--user)}.legend-assistant{color:var(--assistant)}.node{cursor:pointer}.node circle{stroke-width:2;transition:stroke-width .15s}.node.selected circle{stroke:#fff;stroke-width:4}.node text{fill:var(--text);font-size:12px;pointer-events:none}.node .sub{fill:var(--muted);font-size:10px}.edge{stroke:#aa99de;stroke-width:1.6}.derived{stroke:#535f76;stroke-dasharray:5 5;stroke-width:1}.edge-label{fill:#b0a8cd;font-size:10px}.record-list{padding:10px 24px;font-size:12px;border-bottom:1px solid var(--line)}#list{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:10px}#list button{text-align:left;font-size:11px}.detail{padding:20px 24px;min-height:220px}.detail-head{display:flex;justify-content:space-between;gap:12px}.detail-head h2{margin:2px 0}.source-id{font:10px/1.6 ui-monospace,monospace;color:var(--muted);overflow-wrap:anywhere}.detail pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.7 system-ui,sans-serif;background:#151922;padding:14px;border:1px solid var(--line);border-radius:7px;max-height:260px;overflow:auto}.metadata{display:grid;grid-template-columns:1fr 1fr;gap:8px;font-size:11px;color:var(--muted)}.metadata strong{display:block;color:#d1d7e4;font-weight:500}.empty-detail p{color:var(--muted)}footer{padding:12px 24px;color:var(--muted);font-size:10px;border-top:1px solid var(--line)}#warning{padding:0 24px;color:#dfbd87;font-size:12px}.login{max-width:540px;padding:32px;margin:10vh auto;background:var(--panel);border:1px solid var(--line);border-radius:14px}.login h1{font-size:30px}.login p{color:var(--muted)}.login form{display:flex;flex-direction:column;gap:12px;margin:24px 0}.login label{font-size:12px}#login-error{color:#ffb3bd}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}@media(min-width:1500px){.graph-wrap{height:430px}}@media(max-width:900px){header{padding:0 14px}.brand .muted{display:none}main{grid-template-columns:1fr;height:auto}.chat-pane{min-height:520px;max-height:650px;border-right:0;border-bottom:1px solid var(--line)}.messages{min-height:150px}.evidence-pane{overflow:visible}.pane-heading{padding:16px}.filters{padding:0 16px 12px}.graph-meta{padding:8px 16px;flex-wrap:wrap}.graph-wrap{height:330px}.detail{padding:16px}.login{margin:8vh 16px}.metadata{grid-template-columns:1fr}.header-status{font-size:10px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}