*{box-sizing:border-box}body{color:#1b1b1b;background:#f5f7fb;margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}#app{min-height:100vh;padding:24px}.app{gap:16px;max-width:860px;margin:0 auto;display:grid}h1,h2{margin:0 0 8px}.section-header{justify-content:space-between;align-items:center;gap:8px;display:flex}.activity-indicator{color:#2f4d7a;align-items:center;gap:6px;font-size:13px;font-weight:600;display:inline-flex}.spinner{border:2px solid #9eb6df;border-top-color:#0f62fe;border-radius:50%;width:12px;height:12px;animation:.8s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.card{background:#fff;border:1px solid #d6dce5;border-radius:10px;gap:12px;padding:16px;display:grid}.actions,.tabs{gap:8px;display:flex}.tab{color:#243b63;background:#e5ebf7}.tab.active{color:#fff;background:#0f62fe}.function-panel{background:#edf2fb;border:1px solid #c8d2e4;border-radius:12px;gap:0;padding:12px;display:grid}.function-card{box-shadow:none;background:0 0;border-top:none;border-left:none;border-right:none;border-radius:0}.function-card:first-child{border-top:1px solid #d6dce5;border-top-left-radius:8px;border-top-right-radius:8px}.function-card:last-child{border-bottom-right-radius:8px;border-bottom-left-radius:8px}button{cursor:pointer;color:#fff;background:#0f62fe;border:none;border-radius:8px;padding:10px 14px;font-size:14px}button:disabled{opacity:.6;cursor:not-allowed}textarea{resize:vertical;border:1px solid #b9c3d4;border-radius:8px;width:100%;padding:10px;font-size:14px}.backend-output{white-space:pre-wrap;background:#f2f5fa;border:1px solid #d6dce5;border-radius:8px;min-height:64px;margin:0;padding:12px}.chat-line{margin-bottom:8px}.chat-line:last-child{margin-bottom:0}.warning{background:#fff2cd;border:1px solid #f3d98d;border-radius:8px;margin:0;padding:10px}.status{margin:0;font-weight:600}.debug-card button{background:#5b6578}.debug-note{color:#5b6578;margin:0;font-size:13px}.debug-output{color:#d4def2;white-space:pre-wrap;background:#0e1320;border-radius:8px;min-height:120px;max-height:280px;margin:0;padding:12px;font-size:12px;overflow:auto}.auth-modal-backdrop{z-index:20;background:#00000073;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.auth-modal{background:#fff;border-radius:12px;gap:12px;width:100%;max-width:420px;padding:20px;display:grid;box-shadow:0 18px 40px #0000002e}