.energy-steps{display:flex;flex-wrap:wrap;gap:7px;margin:20px 0}.energy-steps button,.energy-player button,.energy-camera button{font:inherit;font-size:.9rem;min-height:44px;border:1px solid var(--line);border-radius:var(--radius-sm);padding:9px 13px;background:#fff;color:var(--ink);cursor:pointer}.energy-steps button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.energy-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(270px,1fr);gap:22px;align-items:start}.energy-stage{position:relative;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper);overflow:hidden}#energy-canvas{height:560px;max-height:74vh;min-height:360px}#energy-canvas canvas{display:block;touch-action:none}.energy-camera{position:absolute;top:12px;right:12px;display:flex;flex-wrap:wrap;gap:4px;max-width:95%}.energy-camera button{padding:6px 10px;background:#ffffffdb}.energy-caption{position:absolute;bottom:10px;left:12px;right:12px;background:#ffffffdf;border-radius:6px;padding:8px 10px;text-align:center;font-size:.875rem;margin:0;pointer-events:none}.energy-loading{position:absolute;top:32%;left:8%;right:8%;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);text-align:center}.energy-loading[hidden]{display:none}.energy-copy{padding:22px;background:white;border:1px solid var(--line);border-top:3px solid var(--teal);border-radius:var(--radius-md)}.energy-copy h2{font-size:1.65rem;line-height:1.22;margin:10px 0 18px}.energy-copy p{line-height:1.65;font-size:1rem}.energy-focus{padding:14px;background:var(--tint);border-radius:var(--radius-sm);color:var(--ink)}.energy-legend{display:flex;flex-direction:column;gap:8px;font-size:.9rem;margin-top:18px}.energy-legend>span{display:flex;gap:9px;align-items:center}.energy-legend i{width:12px;height:12px;border-radius:50%;flex-shrink:0}.energy-player{margin-top:20px;padding:18px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}.energy-transport{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:20px}.energy-transport label{display:flex;align-items:center;gap:8px;font-size:.9rem}.energy-transport select{min-height:44px;font:inherit;padding:8px;border:1px solid var(--line);border-radius:var(--radius-sm);background:white}.energy-player label[for=energy-time]{display:flex;justify-content:space-between;gap:12px;font-size:.9rem}.energy-player input[type=range]{width:100%;height:36px;accent-color:var(--teal)}.energy-player p{font-size:.9rem;color:var(--muted);margin-bottom:0}.energy-player button:disabled,.energy-camera button:disabled{opacity:.45;cursor:default}.energy-steps button:focus-visible,.energy-player button:focus-visible,.energy-camera button:focus-visible{outline:3px solid var(--blue);outline-offset:2px}@media(max-width:850px){.energy-layout{grid-template-columns:1fr}#energy-canvas{height:500px;max-height:66vh}.energy-copy{padding:18px}.energy-steps{gap:5px}.energy-steps button{font-size:.85rem;padding:8px}.energy-copy h2{font-size:1.4rem}}@media(max-width:500px){.energy-camera button{font-size:.8rem;min-height:38px}#energy-canvas{min-height:360px}.energy-transport button{flex:1}.energy-camera{left:10px;right:10px;justify-content:flex-end}}