.page{max-width:860px;margin:0 auto;padding:1.5rem 1rem 3rem}.app-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;flex-wrap:wrap;gap:.75rem}.app-header h1{font-size:1.6rem;font-weight:700}.auth-bar{display:flex;align-items:center;gap:.75rem;background:#fff;border:1px solid #e1e4e8;border-radius:8px;padding:.5rem .9rem}.user-info{font-size:.85rem;color:#444}.subtitle{color:#666;font-size:.9rem;margin-bottom:1.5rem}.search-form{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin-bottom:1.5rem}.search-input{flex:1;min-width:220px;padding:.6rem .9rem;border:1px solid #cdd1d6;border-radius:6px;font-size:1rem}.search-input:focus{outline:2px solid #0066cc;border-color:transparent}.top-k-control{display:flex;align-items:center;gap:.35rem;white-space:nowrap}.top-k-label{font-size:.85rem;color:#555}.top-k-input{width:64px;padding:.55rem .5rem;border:1px solid #cdd1d6;border-radius:6px;font-size:.95rem;text-align:center}.top-k-input:focus{outline:2px solid #0066cc;border-color:transparent}button{cursor:pointer;border:none;border-radius:6px;padding:.55rem 1.1rem;font-size:.9rem;transition:background .15s}.btn-primary{background:#06c;color:#fff}.btn-primary:hover:not(:disabled){background:#0052a3}.btn-primary:disabled{background:#7ab0e0;cursor:not-allowed}.btn-secondary{background:#e1e4e8;color:#333}.btn-secondary:hover{background:#d0d3d8}.error-banner{background:#fff0f0;border:1px solid #f5c0c0;border-radius:6px;color:#b00020;padding:.75rem 1rem;margin-bottom:1rem;font-size:.9rem}.results-meta{font-size:.82rem;color:#777;margin-bottom:.9rem}.answer-box{background:#eaf4ff;border:1px solid #b3d4f5;border-radius:8px;padding:1rem 1.25rem;margin-bottom:1.25rem}.answer-box h3{font-size:.8rem;font-weight:600;color:#0052a3;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem}.answer-box p{font-size:.95rem;line-height:1.6}.results-list{list-style:none}.result-card{background:#fff;border:1px solid #e1e4e8;border-radius:8px;padding:.9rem 1.1rem;margin-bottom:.75rem}.result-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.4rem;flex-wrap:wrap;gap:.25rem}.result-source{font-size:.75rem;color:#06c;word-break:break-all}.result-score{font-size:.75rem;color:#888;white-space:nowrap}.result-text{font-size:.9rem;line-height:1.55;white-space:pre-wrap;color:#222}.state-center{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;gap:1rem;padding:2rem;text-align:center}.state-center h2{font-size:1.4rem;margin-bottom:.25rem}.state-center p{color:#555;max-width:440px}.error-text{color:#b00020}.spinner{width:2rem;height:2rem;border:3px solid #cce0f5;border-top-color:#06c;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f6fa;color:#1a1a2e;min-height:100vh}