.tb-backtest-interface{max-width:1000px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.tb-status-bar{display:flex;justify-content:space-between;align-items:center;background:#f8f9fa;padding:12px 20px;border-radius:8px;margin-bottom:24px}.tb-status-bar .premium{color:#28a745;font-weight:600}.tb-status-bar .free{color:#6c757d}.tb-btn-small{background:#6c757d;color:#fff;padding:6px 14px;border:none;border-radius:4px;font-size:13px;cursor:pointer}.tb-btn-small.configured{background:#28a745}.tb-btn-small:hover{opacity:.9}#tb-backtest-form{background:#fff;padding:30px;border-radius:10px;box-shadow:0 2px 8px rgb(0 0 0 / .08);margin-bottom:24px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:6px;font-weight:600;color:#333}.form-group select,.form-group input[type="date"]{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;background:#fff}.form-group .description{display:block;margin-top:4px;color:#888;font-size:13px}#tb-strategy-text{width:100%;min-height:130px;padding:14px 16px;border:2px solid #ddd;border-radius:8px;font-size:15px;line-height:1.6;resize:vertical;font-family:inherit;box-sizing:border-box}#tb-strategy-text:focus{border-color:#007bff;outline:none;box-shadow:0 0 0 3px rgb(0 123 255 / .12)}#tb-strategy-text::placeholder{color:#aaa;font-style:italic}.tb-form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media (max-width:600px){.tb-form-row{grid-template-columns:1fr}}.date-range{display:flex;align-items:center;gap:10px}.date-range input{flex:1}.date-range span{color:#888}.tb-btn-primary{background:#007bff;color:#fff;padding:12px 30px;border:none;border-radius:6px;font-size:16px;font-weight:600;cursor:pointer;transition:background 0.2s}.tb-btn-primary:hover{background:#0056b3}.tb-btn-primary:disabled{background:#99c2ff;cursor:not-allowed}.tb-execution-options{display:flex;align-items:center;gap:20px;margin-top:10px}.tb-toggle-label{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#666;cursor:pointer;user-select:none}.tb-toggle-label input[type="checkbox"]{margin:0;cursor:pointer}.tb-help-icon{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;background:#ddd;color:#666;border-radius:50%;font-size:11px;font-weight:700;cursor:help}.tb-execution-note{font-size:12px;color:#856404;background:#fff3cd;border:1px solid #ffc107;border-radius:4px;padding:6px 10px;margin-top:8px}.tb-btn-secondary{background:#6c757d;color:#fff;padding:10px 20px;border:none;border-radius:6px;font-size:14px;cursor:pointer}.tb-btn-secondary:hover{background:#545b62}.tb-btn-danger{background:#dc3545;color:#fff;padding:10px 20px;border:none;border-radius:6px;font-size:14px;cursor:pointer}.tb-btn-danger:hover{background:#c82333}.tb-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgb(0 0 0 / .5);z-index:100000;display:flex;align-items:center;justify-content:center}.tb-modal-content{background:#fff;padding:30px;border-radius:12px;max-width:480px;width:90%;box-shadow:0 10px 40px rgb(0 0 0 / .2)}.tb-modal-content h3{margin:0 0 12px;font-size:20px}.tb-modal-content p{color:#555;margin:0 0 16px;font-size:14px;line-height:1.5}.tb-modal-content input[type="password"]{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;font-family:monospace;box-sizing:border-box}.tb-modal-actions{display:flex;gap:10px;margin-top:16px}#tb-ai-status{background:#fff;padding:20px 24px;border-radius:10px;box-shadow:0 2px 8px rgb(0 0 0 / .08);margin-bottom:24px}.tb-ai-step{display:flex;align-items:center;padding:8px 0;color:#aaa}.tb-ai-step.active{color:#007bff;font-weight:600}.tb-ai-step.done{color:#28a745}.step-indicator{width:24px;height:24px;margin-right:12px;display:flex;align-items:center;justify-content:center}.tb-ai-step.active .step-indicator .spinner{display:inline-block;width:18px;height:18px;border:3px solid #007bff;border-top-color:#fff0;border-radius:50%;animation:spin 0.8s linear infinite}.tb-ai-step.done .step-indicator::after{content:"\2713";font-size:16px;font-weight:700}.tb-ai-step:not(.active):not(.done) .step-indicator::after{content:"\25CB";font-size:14px}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}#tb-clarifications{background:#fff8e1;border:1px solid #ffe082;padding:24px;border-radius:10px;margin-bottom:24px}#tb-clarifications h3{margin:0 0 8px;color:#e65100}#tb-clarifications ul{margin:10px 0;padding-left:20px}#tb-clarifications li{margin-bottom:6px;color:#333}#tb-clarification-response{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;margin:12px 0;box-sizing:border-box;font-family:inherit}#tb-strategy-preview{background:#f0f7ff;border:1px solid #b3d7ff;padding:24px;border-radius:10px;margin-bottom:24px}#tb-strategy-preview h3{margin:0 0 12px;color:#0056b3}.strategy-detail h4{margin:16px 0 6px;font-size:14px;text-transform:uppercase;color:#555;letter-spacing:.5px}.strategy-detail ul{margin:0;padding-left:20px}.strategy-detail li{margin-bottom:4px;line-height:1.5}.strategy-detail code{background:#e8f0fe;padding:1px 5px;border-radius:3px;font-size:13px;color:#1a73e8}.tb-preview-actions{margin-top:20px;display:flex;gap:12px}.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin:20px 0}.result-card{background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 6px rgb(0 0 0 / .08);text-align:center}.result-card h4{margin:0 0 10px;color:#6c757d;font-size:12px;text-transform:uppercase;letter-spacing:.5px}.result-value{font-size:24px;font-weight:700;color:#333}.result-value small{font-size:14px;font-weight:400}.result-value.positive,.positive{color:#28a745}.result-value.negative,.negative{color:#dc3545}.pine-script-section{background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 6px rgb(0 0 0 / .08);margin-top:20px}.pine-script-section h3{margin:0 0 12px}.copy-btn{float:right;background:#28a745;color:#fff;border:none;padding:6px 14px;border-radius:4px;cursor:pointer;font-size:13px}.copy-btn:hover{background:#218838}#pine-script-code,#pine-script-code-basket{background:#1e1e1e;color:#d4d4d4;padding:16px;border-radius:6px;font-family:'Courier New',monospace;font-size:13px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word;max-height:500px;overflow-y:auto}.trades-section{background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 6px rgb(0 0 0 / .08);margin-top:20px}.trades-section h3{margin:0 0 12px}.trades-table-wrap{overflow-x:auto}.trades-table{width:100%;border-collapse:collapse;font-size:13px}.trades-table th{background:#f8f9fa;padding:8px 10px;text-align:left;border-bottom:2px solid #dee2e6;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:#555}.trades-table td{padding:7px 10px;border-bottom:1px solid #eee}.trades-table tr:hover{background:#f8f9fa}.tb-mode-toggle{display:flex;background:#e9ecef;border-radius:8px;padding:4px;margin-bottom:20px}.tb-mode-btn{flex:1;padding:10px 20px;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;background:#fff0;color:#6c757d;transition:all 0.2s}.tb-mode-btn.active{background:#007bff;color:#fff;box-shadow:0 2px 4px rgb(0 123 255 / .3)}.tb-mode-btn:hover:not(.active):not(.disabled){background:#dee2e6;color:#333}.tb-mode-btn.disabled{opacity:.6;cursor:not-allowed}.tb-premium-badge{font-size:10px;background:#ffc107;color:#333;padding:2px 6px;border-radius:3px;margin-left:4px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;vertical-align:middle}.tb-checkbox-group{display:flex;flex-wrap:wrap;gap:8px 16px;padding:8px 0}.tb-type-filter-label{display:inline-flex;align-items:center;gap:4px;font-size:14px;color:#333;cursor:pointer}.tb-type-filter-label input[type="checkbox"]{margin:0}.tb-asset-search{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;margin-bottom:8px;box-sizing:border-box}.tb-checklist{max-height:280px;overflow-y:auto;border:1px solid #ddd;border-radius:6px;padding:8px;background:#fafafa}.tb-asset-checkbox{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:4px;cursor:pointer;font-size:14px}.tb-asset-checkbox:hover{background:#e8f0fe}.tb-asset-checkbox input[type="checkbox"]{margin:0}.tb-asset-type-tag{font-size:11px;background:#e9ecef;color:#555;padding:1px 6px;border-radius:3px;margin-left:auto;text-transform:uppercase;letter-spacing:.3px}.tb-checklist-actions{display:flex;gap:8px;margin-top:8px}.tb-basket-summary{display:flex;align-items:center;gap:12px;background:#f0f7ff;padding:12px 20px;border-radius:8px;margin-bottom:16px;font-size:14px;font-weight:600;color:#0056b3}.tb-basket-skipped-badge{background:#fff3cd;color:#856404;padding:4px 10px;border-radius:4px;font-size:12px}.tb-basket-highlights{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0}@media (max-width:600px){.tb-basket-highlights{grid-template-columns:1fr}}.tb-highlight-card{background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 6px rgb(0 0 0 / .08);text-align:center}.tb-highlight-card.best{border-top:3px solid #28a745}.tb-highlight-card.worst{border-top:3px solid #dc3545}.tb-highlight-card h4{margin:0 0 8px;color:#6c757d;font-size:12px;text-transform:uppercase;letter-spacing:.5px}.tb-highlight-asset{font-size:18px;font-weight:700;color:#333;margin-bottom:4px}.tb-highlight-value{font-size:24px;font-weight:700}.tb-skipped{background:#fff8e1;border:1px solid #ffe082;padding:16px 20px;border-radius:8px;margin-top:20px}.tb-skipped h4{margin:0 0 8px;color:#856404;font-size:14px}.tb-skipped ul{margin:0;padding-left:20px}.tb-skipped li{font-size:13px;color:#555;margin-bottom:4px}.tb-mtf-group{margin-top:16px;padding:12px 16px;background:#f0f7ff;border:1px solid #b3d7ff;border-radius:8px}.tb-mtf-available{margin-top:8px;padding-top:8px;border-top:1px solid #d6e9ff}.tb-mtf-badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.tb-mtf-badge{display:inline-block;font-size:11px;background:#e0edff;color:#0056b3;padding:2px 8px;border-radius:4px;font-weight:600;letter-spacing:.3px}