:root{--bg:#f4f5f8;--card:#fff;--ink:#1c1e26;--muted:#6b7280;--line:#e5e7eb;--brand:#4f46e5}@media (prefers-color-scheme: dark){:root{--bg:#12131a;--card:#1b1d27;--ink:#e8e9ef;--muted:#9aa0b0;--line:#2b2e3b}}*{box-sizing:border-box}body{margin:0;font:14px/1.45 system-ui,sans-serif;background:var(--bg);color:var(--ink)}.muted{color:var(--muted)}h1,h2,h3{margin:0 0 10px}h2{font-size:16px}h3{font-size:13px}input,textarea,select,button{font:inherit;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:8px 10px}textarea{width:100%;resize:vertical}label{display:block;margin:8px 0}label input:not([type=checkbox]):not([type=color]),label textarea{width:100%;margin-top:4px}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--brand);color:#fff;border-color:var(--brand)}.shell{display:grid;grid-template-columns:200px 1fr;min-height:100vh}nav{background:var(--card);border-right:1px solid var(--line);padding:16px;display:flex;flex-direction:column;gap:6px}nav button{text-align:left;border:0;background:none}nav button.active{background:var(--bg);font-weight:600}nav .logout{margin-top:auto;color:var(--muted)}main{padding:20px;max-width:1100px;width:100%}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:16px}.auth{max-width:360px;margin:12vh auto;display:flex;flex-direction:column;gap:10px}.error{color:#dc2626}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-bottom:12px}.grid3 input,.grid3 textarea{width:100%;margin-bottom:8px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px;border-bottom:1px solid var(--line)}.pill{font-size:11px;padding:2px 8px;border-radius:99px;background:var(--line)}.pill.ready,.pill.bot{background:#d1fae5;color:#065f46}.pill.failed{background:#fee2e2;color:#991b1b}.pill.pending,.pill.handoff{background:#fef3c7;color:#92400e}.snippet{display:block;padding:10px;background:var(--bg);border-radius:8px;word-break:break-all;cursor:copy}.answer{margin-top:10px;padding:12px;background:var(--bg);border-radius:8px}.inbox{display:grid;grid-template-columns:300px 1fr;gap:16px;height:calc(100vh - 40px)}.inbox aside{overflow-y:auto;display:flex;flex-direction:column;gap:6px}.conv{padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--card);cursor:pointer}.conv.sel{border-color:var(--brand)}.conv .muted{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thread{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;flex-direction:column;min-height:0}.msgs{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:8px 0}.bubble{max-width:75%;padding:8px 12px;border-radius:12px;background:var(--bg);white-space:pre-wrap}.bubble small{display:block;color:var(--muted);font-size:11px}.bubble.customer{align-self:flex-start}.bubble.bot,.bubble.agent{align-self:flex-end;background:var(--brand);color:#fff}.bubble.bot small,.bubble.agent small{color:#c7d2fe}.bubble.system{align-self:center;background:none;color:var(--muted);font-size:12px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px}.stat div{font-size:24px;font-weight:600}.stat span{color:var(--muted);font-size:12px}.chart{display:flex;align-items:flex-end;gap:6px;height:160px;padding-bottom:18px}.bar{flex:1;background:var(--brand);border-radius:4px 4px 0 0;position:relative;min-height:2px}.bar span{position:absolute;top:100%;left:50%;transform:translate(-50%);font-size:10px;color:var(--muted)}@media (max-width:760px){.shell,.inbox{grid-template-columns:1fr}nav{flex-direction:row;flex-wrap:wrap}nav .logout{margin:0 0 0 auto}.inbox{height:auto}}