.input-wrapper{overflow:hidden;transition:max-height .35s ease,opacity .35s ease,transform .35s ease;max-height:80px;opacity:1;transform:translateY(0)}.input-wrapper.removed{max-height:0;opacity:0;transform:translateY(-10px)}:root{--bg: #111;--text: #fff;--card: #1b1b1b}.light{--bg: #f5f5f5;--text: #111;--card: #ffffff}body{background:var(--bg);color:var(--text);margin:0;font-family:Arial,sans-serif}.container{max-width:500px;margin:auto;padding:20px}.card{background:var(--card);padding:20px;border-radius:10px}button{padding:10px 16px;border:none;background:#444;color:#fff;border-radius:6px;cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}input{width:100%;padding:12px;margin-bottom:10px;border-radius:6px;border:none;font-size:1rem}.spinner{width:40px;height:40px;border:4px solid #444;border-top-color:var(--text);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.lane-nav{display:flex;justify-content:space-between;align-items:center}.lane-nav span{flex:1;text-align:center}.player-inputs{background:var(--card);padding:20px;border-radius:10px}header{text-align:center}header h2{margin-top:0}