.rsq-tool{max-width:1080px;margin:0 auto}.rsq-badge{display:flex;align-items:center;gap:8px;padding:10px 16px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:var(--radius, 8px);font-size:.875rem;color:#1e40af;margin-bottom:20px}.rsq-badge-icon{font-size:1.1rem;flex-shrink:0}.rsq-main{display:grid;grid-template-columns:480px 1fr;gap:24px;align-items:start}.rsq-canvas-section{display:flex;flex-direction:column;gap:12px}.rsq-grid-block{display:flex;flex-direction:column;gap:4px}.rsq-grid-label{display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:600;color:var(--text, #1f2937)}.rsq-policy-type{font-size:.72rem;font-weight:400;color:var(--text-secondary, #6b7280);padding:1px 6px;background:var(--bg-secondary, #f3f4f6);border-radius:4px}.sarsa-label{color:#1e40af}.q-label{color:#92400e}.rsq-dot{width:12px;height:12px;border-radius:3px;display:inline-block}.sarsa-dot{background:#3b82f6;border-radius:50%}.q-dot{background:#f59e0b;border-radius:50%}#rsq-sarsa-canvas,#rsq-q-canvas{width:480px;max-width:100%;height:auto;border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);background:#f9fafb;display:block}.rsq-legend{display:flex;flex-wrap:wrap;gap:10px;font-size:.78rem;color:var(--text-secondary, #6b7280);margin-top:4px}.rsq-legend-item{display:flex;align-items:center;gap:4px}.rsq-dot-start{background:#dbeafe;border:1px solid #93c5fd}.rsq-dot-goal{background:#fef3c7;border:1px solid #fcd34d}.rsq-dot-cliff{background:#991b1b}.rsq-dot-agent{background:#3b82f6;border-radius:50%}.rsq-grad{width:36px;height:10px;border-radius:2px;background:linear-gradient(to right,#ef4444,#fbbf24,#10b981);display:inline-block}.rsq-panel{display:flex;flex-direction:column;gap:14px}.rsq-status-row{display:flex;align-items:center}.rsq-status{font-size:.9rem;font-weight:600;padding:4px 12px;border-radius:999px}.rsq-status.running{background:#d1fae5;color:#065f46}.rsq-status.paused{background:#f3f4f6;color:#6b7280}.rsq-stats-compare{display:grid;grid-template-columns:1fr 1fr;gap:12px}.rsq-stat-col{border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);overflow:hidden}.sarsa-col{border-top:3px solid #3b82f6}.q-col{border-top:3px solid #f59e0b}.rsq-stat-header{padding:6px 10px;font-size:.8rem;font-weight:700;text-align:center}.sarsa-col .rsq-stat-header{background:#eff6ff;color:#1e40af}.q-col .rsq-stat-header{background:#fffbeb;color:#92400e}.rsq-stat-row{display:flex;justify-content:space-between;align-items:center;padding:5px 10px;font-size:.8rem;border-top:1px solid var(--border, #f3f4f6)}.rsq-stat-row span:first-child{color:var(--text-secondary, #6b7280)}.rsq-stat-row span:last-child{font-weight:700;color:var(--text, #1f2937)}.rsq-epsilon-row{font-size:.85rem;color:var(--text-secondary, #6b7280);text-align:center;padding:4px;background:var(--bg-secondary, #f9fafb);border-radius:var(--radius, 8px)}.rsq-epsilon-row strong{color:var(--text, #1f2937)}.rsq-controls{display:flex;gap:8px;flex-wrap:wrap}.rsq-play-btn{font-weight:600;padding:10px 24px}.rsq-play-btn.active{background:#ef4444;border-color:#ef4444}.rsq-speed-row{display:flex;flex-direction:column;gap:4px}.rsq-slider-label{font-size:.85rem;color:var(--text-secondary, #6b7280);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px}.rsq-slider-label span{font-weight:600;color:var(--text, #1f2937)}.rsq-slider{width:100%;height:6px;-webkit-appearance:none;appearance:none;background:#e5e7eb;border-radius:3px;outline:none;margin-top:4px}.rsq-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--primary, #4f46e5);cursor:pointer;border:2px solid #fff;box-shadow:0 1px 3px #0003}.rsq-slider::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--primary, #4f46e5);cursor:pointer;border:2px solid #fff;box-shadow:0 1px 3px #0003}.rsq-speed-marks{display:flex;justify-content:space-between;font-size:.7rem;color:var(--text-tertiary, #9ca3af);margin-top:2px;padding:0 2px}.rsq-toggles{display:flex;gap:16px;flex-wrap:wrap}.rsq-toggle{display:flex;align-items:center;gap:8px;cursor:pointer;user-select:none}.rsq-toggle input{display:none}.rsq-toggle-track{width:36px;height:20px;background:#d1d5db;border-radius:10px;position:relative;transition:background .2s;flex-shrink:0}.rsq-toggle-thumb{width:16px;height:16px;background:#fff;border-radius:50%;position:absolute;top:2px;left:2px;transition:transform .2s;box-shadow:0 1px 2px #0003}.rsq-toggle input:checked+.rsq-toggle-track{background:var(--primary, #4f46e5)}.rsq-toggle input:checked+.rsq-toggle-track .rsq-toggle-thumb{transform:translate(16px)}.rsq-toggle-text{font-size:.85rem;color:var(--text, #1f2937)}.rsq-advanced{border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);padding:0}.rsq-advanced summary{padding:10px 14px;font-size:.9rem;font-weight:600;cursor:pointer;user-select:none;color:var(--text, #1f2937)}.rsq-advanced[open] summary{border-bottom:1px solid var(--border, #e5e7eb)}.rsq-hp{padding:12px 14px;display:flex;flex-direction:column;gap:12px}.rsq-chart-section{border-top:1px solid var(--border, #e5e7eb);padding-top:14px}.rsq-chart-title{font-size:1rem;font-weight:600;color:var(--text, #1f2937);margin-bottom:2px}.rsq-chart-desc{font-size:.78rem;color:var(--text-secondary, #6b7280);margin-bottom:8px}#rsq-chart{width:100%;max-width:100%;height:auto;border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);display:block}.rsq-explainer{margin-top:48px}.rsq-explainer h2{font-size:1.6rem;margin-bottom:20px;text-align:center}.rsq-explainer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.rsq-explainer-card{padding:20px;background:var(--bg-secondary, #f9fafb);border:1px solid var(--border, #e5e7eb);border-radius:var(--radius-lg, 12px)}.rsq-explainer-card h3{font-size:1rem;font-weight:700;color:var(--primary, #4f46e5);margin-bottom:8px}.rsq-explainer-card p{font-size:.9rem;line-height:1.6;color:var(--text-secondary, #6b7280);margin:0}.rsq-explainer-card code{font-family:Courier New,monospace;font-size:.75rem;background:#eef2ff;color:#3730a3;padding:2px 6px;border-radius:4px;word-break:break-all;display:inline-block;margin:2px 0}.faq-section{max-width:800px;margin:48px auto 0}.faq-section h2{font-size:1.75rem;margin-bottom:28px}.faq-item{margin-bottom:16px;padding:16px 20px;background:var(--bg-secondary, #f8f9fa);border-radius:var(--radius, 8px);border-left:3px solid var(--primary, #4f46e5)}.faq-item h3{font-size:1.05rem;font-weight:600;margin-bottom:8px;color:var(--text, #1f2937)}.faq-item p{color:var(--text-secondary, #6b7280);line-height:1.7;margin:0;font-size:.95rem}.faq-item strong{color:var(--text, #1f2937)}.faq-item code{font-family:Courier New,monospace;font-size:.82rem;background:#eef2ff;color:#3730a3;padding:1px 5px;border-radius:3px}@media (max-width: 960px){.rsq-main{grid-template-columns:1fr;justify-items:center}.rsq-canvas-section{max-width:480px;width:100%}.rsq-panel{width:100%;max-width:480px}}@media (max-width: 520px){.rsq-explainer-grid{grid-template-columns:1fr}.rsq-controls{flex-direction:column}.rsq-controls button,#rsq-sarsa-canvas,#rsq-q-canvas{width:100%}}