.agent-demo{margin:36px 0;border:1px solid var(--line);border-radius:8px;padding:28px;background:#fff}.agent-demo-heading{display:flex;align-items:start;justify-content:space-between;gap:20px}.agent-demo-heading h3{font-size:27px;margin-bottom:10px}.agent-demo-heading .eyebrow{margin-bottom:8px}.concept-label{font-size:10px;color:var(--muted);background:var(--soft);padding:6px 10px;border-radius:4px;white-space:nowrap}.agent-demo-intro{font-size:14px;color:var(--muted);max-width:760px}.scene-switch{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:22px 0}.agent-demo button{font:inherit;font-size:12px;cursor:pointer;border:1px solid var(--line);border-radius:4px;color:var(--ink);padding:10px 14px;background:white;line-height:1.5}.agent-demo button:hover{border-color:var(--blue)}.agent-demo button:disabled{opacity:.6;cursor:default}.scene-switch button{text-align:left;font-weight:600;padding:12px 16px}.scene-switch button span{display:block;color:var(--muted);font-size:11px;font-weight:400;margin-top:3px}.scene-switch button[aria-pressed=true]{background:#edf3ff;border-color:var(--blue);color:var(--blue)}.agent-stage-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}.agent-panel{padding:18px 16px;background:var(--soft);border:1px solid var(--line);border-radius:5px;min-width:0}.panel-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}.agent-panel h4{font-size:14px;line-height:1.4;margin:0 0 14px;min-height:40px}.agent-panel svg{width:100%;display:block;overflow:visible}.agent-panel svg text{font-family:inherit;font-size:10px;fill:var(--muted)}.agent-panel svg .world-edge{stroke:#bac8d8;stroke-width:1.5;fill:none}.agent-panel svg .world-node{fill:white;stroke:#8ca3bf;stroke-width:1.5}.agent-panel svg .event-edge{stroke:#b77910;stroke-dasharray:5 4;stroke-width:2;fill:none}.agent-panel svg .event-node{fill:#fff1d6;stroke:#b77910;stroke-width:2}.agent-panel svg .learned-node{fill:#e6f5ef;stroke:#267457;stroke-width:2}.agent-panel svg .agent-dot{fill:var(--blue);stroke:#fff;stroke-width:3;transition:cx 1.2s ease,cy 1.2s ease}.agent-panel svg .active-route{stroke:var(--blue);stroke-width:3;fill:none;stroke-dasharray:7 5;animation:agent-flow 1.2s linear infinite}.agent-demo:not(.playing) .active-route{animation-play-state:paused}.environment-state,.memory-state{font-size:11px;line-height:1.6;color:var(--muted);margin:12px 0 0}.environment-state{min-height:36px}.agent-modules{display:grid;gap:9px}.module{padding:9px 10px;border:1px solid var(--line);border-radius:4px;background:#fff;font-size:12px;line-height:1.5;transition:background .3s,border-color .3s}.module>span{font-size:10px;color:var(--muted);margin-right:7px}.module small{display:block;color:var(--muted);font-size:10px;margin-left:21px}.module.active{background:#e7eefc;border-color:var(--blue);color:var(--blue)}#agent-plan{margin:28px 0 16px}#plan-description{font-size:12px;line-height:1.7;color:var(--muted)}.feedback-message{font-size:11px;padding:12px;border-left:2px solid #aebccd;background:#fff;color:var(--muted)}.agent-demo[data-stage="5"] .feedback-message{border-color:#267457;color:#267457}.agent-timeline{display:grid;grid-template-columns:repeat(6,1fr);padding:0;list-style:none;margin:26px 0 0;gap:5px;counter-reset:stages}.agent-timeline li{font-size:10px;color:var(--muted);border-top:3px solid var(--line);padding:9px 0;line-height:1.4;counter-increment:stages}.agent-timeline li:before{content:'0' counter(stages);display:block;font-size:9px;margin-bottom:4px}.agent-timeline li[aria-current]{color:var(--blue);font-weight:600;border-color:var(--blue)}.stage-explanation{display:flex;align-items:start;gap:16px;background:var(--soft);padding:18px;margin:14px 0 18px;border-radius:4px;min-height:108px}.stage-explanation>span{font-size:11px;color:var(--blue);white-space:nowrap;margin-top:2px}.stage-explanation strong{font-size:14px}.stage-explanation p{font-size:12px;color:var(--muted);margin:5px 0 0;line-height:1.7}.agent-controls{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}.agent-controls>div{display:flex;gap:8px;flex-wrap:wrap}#agent-play{background:var(--blue);color:white;border-color:var(--blue)}#agent-change{border-color:#b77910;color:#8a5a0a}.agent-demo-note{font-size:10px;color:var(--muted);line-height:1.7;margin:16px 0 0}@keyframes agent-flow{to{stroke-dashoffset:-24}}@media(max-width:850px){.agent-stage-grid{grid-template-columns:1fr 1fr}.feedback-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;column-gap:24px}.feedback-panel .panel-label,.feedback-panel h4{grid-column:1}.feedback-panel #agent-plan{grid-column:2;grid-row:1/4;margin:10px 0}.feedback-panel .feedback-message{grid-column:1/-1}.agent-demo-heading{display:block}.concept-label{display:inline-block;margin-bottom:12px}}@media(max-width:600px){.agent-demo{padding:18px 14px}.scene-switch{grid-template-columns:1fr}.agent-stage-grid{grid-template-columns:1fr}.feedback-panel{display:block}.agent-panel h4{min-height:0}.environment-panel svg{max-width:300px;margin:auto}.feedback-panel #agent-plan{max-width:280px;margin:12px auto}.agent-timeline{grid-template-columns:repeat(3,1fr);gap:9px}.stage-explanation{min-height:132px;padding:14px;gap:10px}.agent-demo-heading h3{font-size:24px}.agent-controls{gap:12px}.agent-demo button{min-height:42px}.concept-label{white-space:normal}}@media(prefers-reduced-motion:reduce){.agent-panel svg .agent-dot,.module{transition:none}.agent-panel svg .active-route{animation:none}}