.a2c-tool{max-width:1080px;margin:0 auto}.a2c-badge{display:flex;align-items:center;gap:8px;padding:10px 16px;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:var(--radius, 8px);font-size:.875rem;color:#14532d;margin-bottom:20px}.a2c-badge-icon{font-size:1.1rem;flex-shrink:0}.a2c-main{display:grid;grid-template-columns:1fr 460px;gap:24px;align-items:start}.a2c-canvas-section{display:flex;flex-direction:column;gap:8px}.a2c-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.a2c-agent-block{border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);padding:8px;display:flex;flex-direction:column;gap:4px;align-items:center}.a2c-agent-label{display:flex;align-items:center;gap:5px;font-size:.8rem;font-weight:700;width:100%}.reinforce-label{color:#92400e}.a2c-label{color:#3730a3}.a2c-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.reinforce-dot{background:#f59e0b}.a2c-dot-color{background:#6366f1}.a2c-cart{width:100%;max-width:200px;height:auto;border-radius:var(--radius, 6px);display:block}.a2c-agent-stat{font-size:.72rem;color:var(--text-secondary, #6b7280);text-align:center;width:100%}.a2c-agent-stat strong{color:var(--text, #1f2937)}.a2c-grad-display{font-size:.68rem;color:var(--text-secondary, #6b7280);font-family:monospace;text-align:center;width:100%}.a2c-panel{display:flex;flex-direction:column;gap:12px}.a2c-status-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.a2c-status{font-size:.9rem;font-weight:600;padding:4px 12px;border-radius:999px}.a2c-status.running{background:#d1fae5;color:#065f46}.a2c-status.training{background:#fef3c7;color:#92400e}.a2c-status.paused{background:#f3f4f6;color:#6b7280}.a2c-status.loading{background:#fef3c7;color:#92400e}.a2c-phase-info{font-size:.78rem;color:#6b7280}.a2c-stats-compare{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.a2c-stat-col{border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);overflow:hidden}.reinforce-col{border-top:3px solid #f59e0b}.a2c-col{border-top:3px solid #6366f1}.a2c-stat-header{padding:4px 8px;font-size:.72rem;font-weight:700;text-align:center}.reinforce-col .a2c-stat-header{background:#fffbeb;color:#92400e}.a2c-col .a2c-stat-header{background:#eef2ff;color:#3730a3}.a2c-stat-row{display:flex;justify-content:space-between;padding:3px 8px;font-size:.72rem;border-top:1px solid #f3f4f6}.a2c-stat-row span:first-child{color:var(--text-secondary, #6b7280)}.a2c-stat-row span:last-child{font-weight:700;color:var(--text, #1f2937)}.a2c-controls{display:flex;gap:8px;flex-wrap:wrap}.a2c-play-btn{font-weight:600;padding:10px 24px}.a2c-play-btn.active{background:#ef4444;border-color:#ef4444}.a2c-play-btn:disabled{opacity:.6;cursor:not-allowed}.a2c-slider-row{display:flex;flex-direction:column;gap:4px}.a2c-slider-label{font-size:.85rem;color:var(--text-secondary, #6b7280);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px}.a2c-slider-label span{font-weight:600;color:var(--text, #1f2937)}.a2c-slider{width:100%;height:6px;-webkit-appearance:none;appearance:none;background:#e5e7eb;border-radius:3px;outline:none;margin-top:4px}.a2c-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}.a2c-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}.a2c-advanced{border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);padding:0}.a2c-advanced summary{padding:10px 14px;font-size:.9rem;font-weight:600;cursor:pointer;user-select:none;color:var(--text, #1f2937)}.a2c-advanced[open] summary{border-bottom:1px solid var(--border, #e5e7eb)}.a2c-hp{padding:12px 14px;display:flex;flex-direction:column;gap:12px}.a2c-chart-section{border-top:1px solid var(--border, #e5e7eb);padding-top:12px}.a2c-chart-title{font-size:.9rem;font-weight:600;color:var(--text, #1f2937);margin-bottom:4px}.a2c-chart-desc{font-size:.75rem;color:var(--text-secondary, #6b7280);margin-bottom:6px}.a2c-chart-section canvas{width:100%;max-width:100%;height:auto;border:1px solid var(--border, #e5e7eb);border-radius:var(--radius, 8px);display:block}.a2c-explainer{margin-top:48px}.a2c-explainer h2{font-size:1.6rem;margin-bottom:20px;text-align:center}.a2c-explainer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.a2c-explainer-card{padding:20px;background:var(--bg-secondary, #f9fafb);border:1px solid var(--border, #e5e7eb);border-radius:var(--radius-lg, 12px)}.a2c-explainer-card h3{font-size:1rem;font-weight:700;color:var(--primary, #4f46e5);margin-bottom:8px}.a2c-explainer-card p{font-size:.9rem;line-height:1.6;color:var(--text-secondary, #6b7280);margin:0}.a2c-explainer-card strong{color:var(--text, #1f2937)}.a2c-explainer-card code{font-family:Courier New,monospace;font-size:.75rem;background:#eef2ff;color:#3730a3;padding:2px 5px;border-radius:4px;word-break:break-all}.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:.8rem;background:#eef2ff;color:#3730a3;padding:2px 5px;border-radius:4px}@media (max-width: 1000px){.a2c-main{grid-template-columns:1fr}}@media (max-width: 640px){.a2c-grid-2,.a2c-explainer-grid,.a2c-stats-compare{grid-template-columns:1fr}.a2c-controls{flex-direction:column}.a2c-controls button{width:100%}}