.mounting-photo{position:relative;background:#edf4f7}.mounting-photo img{display:block;width:100%;height:auto}.mounting-photo svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.flow-outline{fill:none;stroke:white;stroke-width:17;stroke-linecap:round;opacity:.95}.mounting-air{fill:none;stroke:#0079bd;stroke-width:9;stroke-dasharray:22 13;animation:airPhoto 2s linear infinite;animation-play-state:paused}.mounting-photo.is-moving .mounting-air{animation-play-state:running}.photo-flow-control{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0}.photo-flow-control button{background:#006ea7;color:white;border:0;padding:14px 20px;min-height:44px}.exhaust-energy{background:#e6f2f7;color:#163c52;padding:22px;margin-top:15px}.air-route{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:15px}.air-route strong{border:2px solid #c36f44;background:#fff2e9;padding:12px;font-size:17px}.heat-mode .air-route strong{border-color:#3488af;background:#e4f5ff}.heat-transfer{display:flex;flex-direction:column;align-items:center;text-align:center;font-size:16px;padding-top:14px}.energy-arrow{font-size:30px;color:#c16b39;line-height:1.3}.heat-mode .energy-arrow{transform:rotate(180deg);color:#2582ad}.exhaust-energy p{font-size:12px;margin:15px 0 0}.headline-sub{font-size:.65em;line-height:1.12;display:block;margin-top:10px}.accessory-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px 35px}.accessory-grid article{background:white;padding:22px}.accessory-grid img{width:100%;height:400px;object-fit:contain;background:#f2f5f6}.accessory-grid h3{font-size:27px;line-height:1.2}.wall-outlet{margin-top:65px}.software-note{border-top:1px solid #d7e4eb}.software-note p{font-size:20px}.planning-drawing{background:#fff;padding:25px;border:1px solid #d3e3eb}.planning-drawing img{width:100%;max-height:650px;object-fit:contain}@keyframes airPhoto{to{stroke-dashoffset:-70}}@media(max-width:700px){.accessory-grid{grid-template-columns:1fr;gap:25px}.accessory-grid img{height:350px}.photo-flow-control{align-items:stretch;flex-direction:column}.air-route{gap:5px;font-size:12px}.air-route strong{font-size:14px;padding:8px}.exhaust-energy{padding:15px}.headline-sub{font-size:.7em}}@media(prefers-reduced-motion:reduce){.mounting-air{animation:none!important;stroke-dasharray:none}.photo-flow-control button{display:none}}