:root{--bg:#eef1f5;--surface:#fff;--chat-bg:#dfe7ee;--bubble:#fff;--bubble-secret:#fff6dc;--user-bubble:#e3f8d4;--text:#17212b;--muted:#6b7a89;--border:#d5dde5;--accent:#2b8ae2;--accent-soft:#e8f1fb;--accent-text:#fff;--kb:#e8f1fb;--kb-text:#1f6fbf;--pressed:#ffd75e;--won:#2e9e5b;--warn:#c0392b;--toast:#17212be6;--toast-text:#fff;--shadow:0 1px 2px #1018280f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0f1419;--surface:#17212b;--chat-bg:#0e1621;--bubble:#182533;--bubble-secret:#3a3220;--user-bubble:#2b5278;--text:#e6edf3;--muted:#8a9aa9;--border:#253341;--accent:#3d9be9;--accent-soft:#1c2c3d;--kb:#1f2f3f;--kb-text:#8cc4ff;--pressed:#8a6d14;--won:#4cc27f;--warn:#ff7b6b;--toast:#e6edf3f0;--toast-text:#0f1419;--shadow:none;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font:14px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}button,select,input{font:inherit;color:inherit}button{cursor:pointer}code{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px}h1,h2{margin:0}.muted{color:var(--muted)}.small{font-size:12px}.app{max-width:1680px;margin:0 auto;padding:16px}.topbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.brand{text-align:left;background:0 0;border:0;align-items:center;gap:10px;padding:0;display:flex}.logo{background:var(--accent);border-radius:10px;place-items:center;width:36px;height:36px;font-size:18px;display:grid}.stage-tabs{background:var(--surface);border:1px solid var(--border);border-radius:12px;flex-wrap:wrap;gap:4px;padding:4px;display:flex}.stage-tabs button{color:var(--muted);white-space:nowrap;background:0 0;border:0;border-radius:8px;padding:6px 12px}.stage-tabs button.active{background:var(--accent);color:var(--accent-text)}.step-number{background:var(--accent-soft);min-width:20px;height:20px;color:var(--kb-text);border-radius:50%;place-items:center;font-size:12px;font-weight:600;display:inline-grid}.stage-tabs button.active .step-number{color:inherit;background:#ffffff40}.step-number.big{min-width:32px;height:32px;font-size:16px}.toolbar{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;margin-bottom:12px;padding:12px 16px}.scenarios{flex-wrap:wrap;gap:6px;display:flex}.chip{border:1px solid var(--border);background:var(--bg);border-radius:999px;padding:5px 12px}.chip.active{background:var(--accent-soft);border-color:var(--accent);color:var(--kb-text);font-weight:500}.description{color:var(--muted);max-width:110ch;margin:10px 0}.controls{align-items:center;gap:4px;display:flex}.controls button{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:6px 10px}.controls button.primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent);min-width:112px}.controls button:disabled{opacity:.4;cursor:default}.timeline{min-width:80px;accent-color:var(--accent);flex:1;margin:0 8px}.step-counter{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.layout>*,.chats>*,.journey>*,.notes>*{min-width:0}.layout{grid-template-columns:minmax(0,1fr) 340px;align-items:start;gap:12px;display:grid}.chats{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.chats.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.phone{background:var(--chat-bg);border:1px solid var(--border);border-radius:16px;flex-direction:column;height:calc(100vh - 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