.brain-hero{display:grid;grid-template-columns:1fr 220px;gap:24px;align-items:center}.brain-hero img{width:100%;height:auto;max-height:320px;object-fit:contain}fieldset{border:1px solid #cad9d0;border-radius:8px;padding:20px;margin:24px 0;min-width:0}legend{font-weight:700;padding:0 8px;max-width:100%;line-height:1.5}fieldset label{display:flex;gap:12px;align-items:flex-start;padding:12px;min-height:48px;cursor:pointer;border-radius:4px}fieldset label:hover{background:#edf5ee}fieldset input{margin-top:7px;width:20px;height:20px;flex-shrink:0}#leaderboard{list-style:none;padding:0}#leaderboard li{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid #dbe5df;padding:12px 0}#answers article{border-left:4px solid #22752b;padding:2px 20px;margin:20px 0}.archive-card{padding:24px 0;border-bottom:1px solid #cad9d0}.archive-card h2{font-size:26px}@media(max-width:600px){.brain-hero{grid-template-columns:1fr 100px;gap:12px}.brain-hero h1{font-size:32px}fieldset{padding:14px 8px}.brain-hero img{max-height:180px}}