:root{--bg:#f6f7f5;--surface:#fff;--fg:#17201d;--muted:#56635e;--rule:#dbe1de;--accent:#0d6a5b;--accent-soft:#e1efeb;--own:#dfe9ff}@media (prefers-color-scheme:dark){:root{--bg:#0f1413;--surface:#161c1b;--fg:#e4ebe8;--muted:#9aa8a3;--rule:#2a3431;--accent:#5cc6ad;--accent-soft:#15302a;--own:#1d2a44}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--fg);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);font:16px/1.5 -apple-system,BlinkMacSystemFont,Roboto,Segoe UI,sans-serif}.app{flex-direction:column;height:100%;display:flex}header{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:baseline;padding:12px 16px;display:flex}header h1{margin:0;font-size:18px}header small{color:var(--muted)}.log{flex-direction:column;flex:1;gap:10px;padding:12px 16px;display:flex;overflow-y:auto}.bubble{white-space:pre-wrap;border-radius:14px;max-width:85%;padding:10px 14px}.bubble.own{background:var(--own);align-self:flex-end}.bubble.agent{background:var(--surface);border:1px solid var(--rule);align-self:flex-start}.bubble .kind{letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:4px;font-size:11px;display:block}.bubble .sources{color:var(--muted);margin-top:6px;font-size:12px;display:block}form{border-top:1px solid var(--rule);background:var(--surface);gap:8px;padding:10px 16px;display:flex}input{min-width:0;font:inherit;border:1px solid var(--rule);background:var(--bg);color:var(--fg);border-radius:10px;flex:1;padding:10px 12px}button{font:inherit;background:var(--accent);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-weight:600}button:disabled{opacity:.5}.hint{color:var(--muted);padding:0 16px 8px;font-size:13px}