body{color:#e8eaed;background:#0f1115;margin:0;font-family:system-ui,sans-serif}a{color:#8ab4ff}.shell{max-width:960px;margin:0 auto;padding:24px}.card{background:#151922;border:1px solid #2a2f3a;border-radius:12px;margin-bottom:12px;padding:16px}button{color:#fff;cursor:pointer;background:#3b82f6;border:0;border-radius:8px;padding:8px 12px}button.secondary{background:#2a2f3a}button:disabled{opacity:.5;cursor:not-allowed}.chat-log{flex-direction:column;gap:12px;min-height:320px;max-height:60vh;margin-bottom:16px;display:flex;overflow:auto}.msg-user,.msg-assistant{white-space:pre-wrap;border-radius:10px;padding:10px 12px}.msg-user{background:#1d4ed8;align-self:flex-end}.msg-assistant{background:#222733;align-self:flex-start}.chat-input{gap:8px;display:flex}.chat-input textarea{min-height:72px;color:inherit;background:#0f1115;border:1px solid #2a2f3a;border-radius:8px;flex:1;padding:8px}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.muted{color:#9aa0a6;font-size:14px}