html,body{overflow-y:auto!important}.lab-container{padding:80px 30px 40px;min-height:100vh}.lab-identity{margin-bottom:20px;font-size:14px;max-width:800px}.lab-intro{margin-bottom:40px;font-size:14px;color:#666}.lab-intro a{text-decoration:underline;font-weight:700}.arena-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:30px;align-items:center;width:100%}.arena-block{display:flex;justify-content:center;align-items:center;width:100%;cursor:zoom-in;transition:opacity .2s}.arena-block:hover{opacity:.8}.arena-block img,.arena-block video{max-width:100%;max-height:400px;object-fit:contain;display:block}.arena-loading{grid-column:1 / -1;text-align:center;padding:50px 0;font-size:14px;font-weight:700}@media (max-width: 900px){.lab-container{padding:20px}.arena-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px}.arena-block img,.arena-block video{max-height:300px}}@media (max-width: 480px){.arena-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:15px}}