.game-settings fieldset{border:0;padding:0;margin:0 0 24px}.game-settings legend{font-size:1.15rem;font-weight:700;margin-bottom:12px}.mode-grid{display:grid;grid-template-columns:repeat(5,minmax(120px,1fr));gap:12px;margin:0 0 10px}.mode-grid label{cursor:pointer}.mode-grid input{position:absolute;opacity:0}.mode-grid span{display:flex;align-items:center;justify-content:center;min-height:48px;padding:10px;text-align:center;border:2px solid #dce2ec;border-radius:10px;background:#fff;font-weight:650}.mode-grid input:checked+span{border-color:#315bb5;background:#edf3ff;color:#183b82}.mode-grid input:focus-visible+span{outline:3px solid #8cb4ff;outline-offset:2px}.setting-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:22px 0}.setting-grid label{font-weight:650}.setting-grid select{display:block;width:100%;margin-top:7px}.game-stats{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 22px}.game-stats span{padding:8px 11px;background:#f1f4f9;border-radius:8px}.game-stats .timer{background:#fff0d9;color:#7a4300}.game-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}.secondary{background:#e8edf7;color:#172033}.score-save{margin:30px 0;padding:22px;background:#f4f6fa;border:1px solid #dce2ec;border-radius:12px}.score-save form{display:grid;grid-template-columns:minmax(180px,1fr) auto;align-items:end;gap:12px;max-width:650px}.leader-section{margin-top:34px;padding-top:20px;border-top:1px solid #dce2ec}@media(max-width:850px){.mode-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){.setting-grid,.score-save form{grid-template-columns:1fr}.game-stats{font-size:.92rem}}