.car3d-art{display:block;position:relative;width:100%;height:150px;min-width:0}.car3d-art canvas{display:block;width:100%;height:100%;pointer-events:none}.route-card .car3d-art{height:145px}.answer .car3d-art,.learn-card .car3d-art{height:125px}.collection-book .car3d-art{height:125px}.collection-card .car3d-art{height:170px}.sticker-hero .car3d-art{height:235px}.car3d-art.cargo-art{height:180px}.car3d-art.town-art{height:285px;background:radial-gradient(ellipse at 50% 75%,#f2dfb5 0,#d9ece1 65%);border-radius:25px}.town-scene .car3d-art.town-art{height:285px}.car3d-viewer{max-width:820px;margin:20px auto;border:1px solid #b8cfc1;border-radius:24px;background:#f8f7e9;overflow:hidden;text-align:left}.car3d-stage{position:relative;height:340px;background:radial-gradient(ellipse at 50% 80%,#e9d7b5,#f5f2e3 65%)}.car3d-stage canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}.car3d-stage canvas:active{cursor:grabbing}.car3d-stage canvas:focus-visible{outline:3px solid #34766b;outline-offset:-4px}.car3d-badge{position:absolute;left:15px;top:13px;padding:7px 12px;background:#fff8db;border-radius:30px;font-size:12px;font-weight:700;pointer-events:none;color:#496650}.car3d-drag{position:absolute;bottom:10px;left:0;right:0;text-align:center;font-size:12px;color:#526d69;pointer-events:none}.car3d-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:14px}.car3d-controls button,.car3d-parts button{min-height:48px;border:1px solid #b5c7b5;border-radius:13px;background:#fffdf3;color:#2e554e;padding:10px 8px;font-size:14px;font-weight:700}.car3d-controls button[aria-pressed=true],.car3d-parts button[aria-pressed=true]{background:#326f64;color:#fff;border-color:#326f64}.car3d-parts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;padding:0 14px 14px}.car3d-parts button{font-size:13px;line-height:1.5}.car3d-parts small{display:block;font-size:10px;font-weight:400;overflow-wrap:anywhere;line-height:1.3;margin-top:3px}.car3d-info{margin:0 14px;padding:14px 16px;border-radius:16px;background:#e7edda;min-height:96px}.car3d-info strong{font-size:19px;line-height:1.6;color:#244f47}.car3d-info strong span{font-size:14px;font-weight:400;margin-left:5px}.car3d-info p{font-size:14px;line-height:1.8;margin:6px 0 0;color:#496660}.car3d-note{font-size:11px;line-height:1.8;color:#6a7d70;padding:12px 18px;margin:0}.structure3d-heading{max-width:820px;margin:auto}.structure3d-heading h1{font-size:32px}.structure3d-heading>p:not(.eyebrow){line-height:1.8;color:#60766a}.structure3d-choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;max-width:820px;margin:22px auto}.structure3d-choices button{min-height:58px;border:1px solid #bbcebc;background:#fffbea;color:#395a50;border-radius:15px;padding:9px 5px;font-size:15px}.structure3d-choices button[aria-pressed=true]{background:#376f62;color:white;border-color:#376f62}.structure3d-choices small{display:block;font-size:10px;margin-top:3px}.structure3d-banner{display:flex;align-items:center;gap:16px;padding:15px 20px;width:100%;text-align:left;background:#efe4be;border:1px solid #cfbc79;border-radius:21px;margin:18px 0 0;color:#385448}.structure3d-banner strong{display:block;font-size:22px}.structure3d-banner small{display:block;font-size:12px;margin-top:7px;line-height:1.7}.structure3d-banner .car3d-art{width:120px;height:88px;flex:none}.structure3d-banner .structure3d-go{margin-left:auto;font-size:20px}.collection-hero:has(.car3d-viewer){max-width:820px;width:100%;margin:0 auto}.collection-hero .car3d-viewer{margin:12px auto 22px}.lab-car:has(.car3d-viewer),.assembly-car:has(.car3d-viewer){max-width:820px}.explore-model .car3d-art{height:165px}.explore-bottom .structure3d-link{margin-bottom:14px}.car3d-art.model-art{height:250px}.word-lesson>.car3d-art,.lesson-picture .car3d-art{height:210px}.repair-bay>.car3d-art{max-width:130px;height:110px}.bonus-rewards .car3d-art{height:100px}.car3d-art:empty{background:#eee4c8}.structure3d-page{padding-bottom:16px}
@media(min-width:650px){.car3d-controls{grid-template-columns:repeat(6,minmax(0,1fr))}.car3d-stage{height:420px}}
@media(max-width:480px){.structure3d-heading h1{font-size:27px}.car3d-stage{height:285px}.car3d-parts{grid-template-columns:repeat(3,minmax(0,1fr))}.car3d-controls{padding:11px;gap:6px}.car3d-parts{padding:0 11px 11px}.car3d-info{margin:0 11px}.car3d-controls button{font-size:12px;padding:8px 4px}.structure3d-banner{padding:12px;gap:10px}.structure3d-banner strong{font-size:20px}.structure3d-banner .car3d-art{width:79px;height:78px}.structure3d-banner small{font-size:11px}.structure3d-choices button{font-size:12px;min-height:58px}.structure3d-choices{gap:6px}.collection-card .car3d-art{height:130px}.answer .car3d-art{height:110px}.car3d-art.cargo-art{height:150px}.town-scene .car3d-art.town-art{height:260px}}

.car3d-viewer [hidden]{display:none!important}
.car3d-primary{grid-template-columns:repeat(3,minmax(0,1fr))}
.car3d-advanced{padding-top:0}
.car3d-info{margin-bottom:14px;min-height:0}
.car3d-stage{height:300px}
@media(min-width:650px){.car3d-stage{height:360px}.car3d-advanced{grid-template-columns:repeat(5,minmax(0,1fr))}}
@media(max-width:480px){.car3d-stage{height:240px}}
.car3d-stage{background:radial-gradient(ellipse at 50% 82%,#d9dfdc 0,#eef2ee 49%,#fbfcf7 100%)}
.car3d-badge{background:#f4f7f0;color:#486056;border:1px solid #dce4d9}
.car3d-art.town-art{background:radial-gradient(ellipse at 50% 80%,#cbded7,#ecf2e6 65%)}