:root{color-scheme:dark;--bg: #0b0d12;--panel: #12151c;--border: #232833;--text: #e6e9ef;--muted: #8b93a3;--accent: #ffcc00}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}.app{display:grid;grid-template-columns:1fr 340px;height:100vh;height:100dvh}.canvas-pane{position:relative;min-width:0}@media(max-width:760px){.app{grid-template-columns:1fr;grid-template-rows:45vh 1fr}.side-pane{border-left:none;border-top:1px solid var(--border)}}.canvas-loading,.viewer-fallback{color:var(--muted);font-size:13px;white-space:nowrap}.viewer-fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:16px;text-align:center}.badge{position:absolute;top:14px;left:14px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.side-pane{border-left:1px solid var(--border);background:var(--panel);padding:20px;display:flex;flex-direction:column;gap:20px;overflow-y:auto}.side-pane h1{margin:0;font-size:20px}.muted{color:var(--muted);font-size:13px;margin:6px 0 0}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:14px}.row{display:flex;gap:8px;margin-top:12px}button{background:var(--accent);color:#1a1400;border:none;border-radius:8px;padding:9px 12px;font-size:13px;font-weight:600;cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}button.ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.side-pane{overflow:hidden}.side-pane header{flex:0 0 auto}.field.inline{flex-direction:row;align-items:center;gap:8px;margin-top:10px}.field.inline select{flex:1}.chat{display:flex;flex-direction:column;flex:1;min-height:0}.messages{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding-right:4px}.examples{display:flex;flex-direction:column;gap:6px}.example{background:transparent;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:12px;font-weight:400;text-align:left}.msg{padding:9px 11px;border-radius:10px;font-size:13px;line-height:1.45;max-width:92%;white-space:pre-wrap}.msg.user{align-self:flex-end;background:#1d2431}.msg.assistant{align-self:flex-start;background:#12151c;border:1px solid var(--border)}.dots{color:var(--muted)}.tools-strip{display:flex;flex-wrap:wrap;gap:6px}.tool-chip{font-size:11px;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:2px 8px}.approval{border:1px solid var(--accent);border-radius:10px;padding:12px;background:#1a1600}.approval-title{font-weight:600;font-size:13px;margin-bottom:4px}.approval-input{margin:8px 0 0;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px;font-size:11px;overflow-x:auto;color:var(--muted)}.approval .row{margin-top:10px}.error{color:#ff6b6b;font-size:12px}.trace{display:flex;gap:12px;flex-wrap:wrap;font-size:11px;color:var(--muted);border-top:1px solid var(--border);padding-top:8px}.trace a{color:var(--accent)}.composer{display:flex;gap:8px;margin-top:12px;flex:0 0 auto}.composer input{flex:1;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:9px 11px;font-size:13px}.measure-label{background:#12151c;border:1px solid var(--border);border-radius:6px;padding:2px 6px;font-size:11px;color:var(--text);white-space:nowrap}