:root{--bg:#f5f6f8;--card:#fff;--text:#1c1f24;--muted:#6b7280;--border:#e3e5e9;--primary:#4f46e5;--primary-ink:#fff;--side:#14161b;--side-ink:#d7d9de;color:var(--text);background:var(--bg);font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}h1{margin:0 0 4px;font-size:22px}h2{margin:0 0 12px;font-size:18px}code{background:#0000000d;border-radius:4px;padding:1px 4px;font-size:12px}button{font:inherit;cursor:pointer;border:1px solid var(--border);background:var(--card);border-radius:8px;padding:8px 14px}button:disabled{opacity:.6;cursor:default}button.primary{background:var(--primary);color:var(--primary-ink);border-color:var(--primary)}button.link{color:var(--primary);background:0 0;border:none;padding:4px 0}input{font:inherit;border:1px solid var(--border);border-radius:8px;width:100%;padding:9px 12px}label{color:var(--muted);gap:4px;font-size:13px;display:grid}.muted{color:var(--muted)}.small{font-size:13px}.tiny{font-size:11px}.pad{padding:16px}.ellipsis{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}.error{color:#b42318;background:#fef3f2;border-radius:8px;margin-top:8px;padding:8px 12px;font-size:14px}.success{color:#067647;background:#ecfdf3;border-radius:8px;margin:12px 0;padding:12px}.banner{border-radius:10px;margin-bottom:16px;padding:10px 14px;font-size:14px}.banner.warn{color:#93370d;background:#fffaeb;border:1px solid #fedf89}.auth{place-items:center;min-height:100vh;padding:16px;display:grid}.auth-card{gap:12px;width:100%;max-width:380px;display:grid}.brand{letter-spacing:2px;font-size:18px;font-weight:800}.brand.big{color:var(--primary);font-size:28px}.shell{grid-template-columns:220px 1fr;min-height:100vh;display:grid}.sidebar{background:var(--side);color:var(--side-ink);flex-direction:column;gap:6px;padding:20px 14px;display:flex}.sidebar .brand{color:#fff;padding:0 8px}.org{opacity:.7;padding:0 8px 14px;font-size:12px}.nav{text-align:left;width:100%;color:var(--side-ink);background:0 0;border:none;padding:9px 10px}.nav:hover{background:#ffffff10}.nav.active{color:#fff;background:#ffffff1a;font-weight:600}.sidebar-foot{margin-top:auto;padding:0 8px}.content{width:100%;max-width:1100px;padding:28px 32px}section>.muted{margin:0 0 16px}.row{gap:10px;display:flex}.row input{flex:1}.list{gap:10px;margin-top:16px;display:grid}.item{grid-template-columns:1fr auto auto;align-items:center;gap:16px;display:grid}.item-title{font-weight:600}.actions{gap:8px;display:flex}.badge{white-space:nowrap;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600}.badge.green{color:#067647;background:#ecfdf3}.badge.yellow{color:#b54708;background:#fffaeb}.badge.red{color:#b42318;background:#fef3f2}.badge.gray{color:#475467;background:#f2f4f7}.modal-bg{background:#0006;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.modal{text-align:center;width:100%;max-width:380px}.qr{width:264px;height:264px;image-rendering:pixelated;margin:8px auto;display:block}.steps{text-align:left;color:var(--muted);font-size:14px}.chat{grid-template-columns:300px 1fr;gap:12px;height:calc(100vh - 160px);min-height:400px;display:grid}.chat-list{padding:6px;overflow-y:auto}.chat-item{text-align:left;background:0 0;border:none;border-radius:8px;width:100%;padding:10px;display:block}.chat-item.active,.chat-item:hover{background:#f2f4f7}.chat-view{flex-direction:column;padding:0;display:flex;overflow:hidden}.chat-head{border-bottom:1px solid var(--border);align-items:center;gap:8px;padding:12px 16px;display:flex}.chat-head .badge{margin-left:auto}.msg.ai{background:#dcfce7}.msgs{background:#fafafa;flex-direction:column;flex:1;gap:8px;padding:16px;display:flex;overflow-y:auto}.msg{border-radius:10px;max-width:70%;padding:8px 12px;font-size:14px}.msg.in{border:1px solid var(--border);background:#fff;align-self:flex-start}.msg.out{background:#e0e7ff;align-self:flex-end}@media (width<=760px){.shell{grid-template-columns:1fr}.sidebar{flex-flow:wrap;align-items:center}.sidebar-foot,.org{display:none}.content{padding:16px}.chat{grid-template-columns:1fr;height:auto}.item{grid-template-columns:1fr}}textarea,select{font:inherit;border:1px solid var(--border);background:#fff;border-radius:8px;width:100%;padding:9px 12px}textarea{resize:vertical;line-height:1.45}.stack{align-content:start;gap:12px;display:grid}.between{justify-content:space-between;align-items:center}.grow{flex:1}.ok{color:#067647;align-self:center;font-size:14px}.switch{color:var(--text);flex-direction:row;align-items:center;gap:8px;font-size:14px;display:flex}.switch input{width:auto}.agent-grid{grid-template-columns:minmax(0,1fr) 380px;align-items:start;gap:16px;display:grid}.kb-item{border-top:1px solid var(--border);align-items:center;gap:8px;padding-top:10px;display:flex}.kb-form{border-top:1px solid var(--border);padding-top:12px}.playground{flex-direction:column;gap:10px;height:calc(100vh - 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