:root{font-family:system-ui,-apple-system,sans-serif;line-height:1.5;color:#0f172a;background:#f1f5f9}*{box-sizing:border-box}body{margin:0}main{max-width:1200px;margin:0 auto;padding:1.5rem}header{margin-bottom:1.5rem}h1{font-size:1.75rem;margin:0 0 .25rem}.disclaimer{font-size:.85rem;color:#64748b}.panel{background:#fff;border-radius:8px;padding:1rem;margin-bottom:1rem;box-shadow:0 1px 3px #00000014}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.card h3{margin:0 0 .5rem;font-size:1.1rem}.card.invalid{border-left:4px solid #dc2626}.card.valid{border-left:4px solid #16a34a}button{cursor:pointer;background:#1d4ed8;color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:1rem}button:disabled{opacity:.5;cursor:not-allowed}label{display:block;margin:.5rem 0}.player-row{font-size:.85rem;padding:.15rem 0}.budget{font-weight:600}.starters{margin-top:.5rem}details{margin-top:.5rem;font-size:.85rem}