.bingo-board{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;max-width:1000px;margin:0 auto}.bingo-cell{aspect-ratio:1;border:3px solid #2d3e5f;border-radius:12px;padding:16px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;background:#16213e;position:relative;overflow:hidden;color:inherit;font:inherit;text-align:center}.bingo-cell:hover:not(:disabled){transform:scale(1.05);box-shadow:0 8px 24px #0000004d}.bingo-cell:focus-visible{outline:2px solid #4a90e2;outline-offset:2px}.bingo-cell.locked,.bingo-cell.disabled{cursor:not-allowed;opacity:.85}.bingo-cell.locked:hover,.bingo-cell.disabled:hover{transform:none;box-shadow:none}.bingo-cell.claimed{border-width:4px}.bingo-cell.owned{box-shadow:0 0 20px #ffffff4d}.cell-content{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;width:100%}.cell-name{font-weight:600;font-size:.95rem;line-height:1.3;word-wrap:break-word}.cell-owner{font-size:.75rem;font-weight:700;padding:4px 8px;background:#0f1624;border-radius:6px;text-transform:uppercase;letter-spacing:.5px}@media (max-width: 768px){.bingo-board{gap:8px}.bingo-cell{padding:12px}.cell-name{font-size:.8rem}.cell-owner{font-size:.65rem}}@media (max-width: 480px){.bingo-board{gap:6px}.bingo-cell{padding:8px}.cell-name{font-size:.7rem}}.menu-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px}.menu-card{background:#16213e;border-radius:12px;padding:40px;max-width:500px;width:100%;box-shadow:0 4px 12px #0000004d;border:1px solid #2d3e5f}.menu-card 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ease;margin-bottom:10px}.btn-primary{background:#4a90e2;color:#fff}.btn-primary:hover{background:#357abd;transform:translateY(-1px);box-shadow:0 4px 8px #0003}.btn-secondary{background:#2d3e5f;color:#fff}.btn-secondary:hover{background:#3d5278;transform:translateY(-1px)}.divider{text-align:center;margin:30px 0;position:relative;font-weight:600;opacity:.7}.divider:before,.divider:after{content:"";position:absolute;top:50%;width:40%;height:1px;background:#2d3e5f}.divider:before{left:0}.divider:after{right:0}.toast{padding:12px;border-radius:8px;margin-top:15px;text-align:center;font-weight:500}.error-message{background:#e74c3c}.success-toast{background:#27ae60}.connection-status{text-align:center;margin-bottom:16px;opacity:.8;font-size:.95rem}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none!important}.btn-ghost{width:auto;padding:10px 16px;background:transparent;border:2px solid #3d5278;color:#fff;margin-bottom:0}.btn-ghost:hover{background:#2d3e5f}.header-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.rules-hint{text-align:center;margin:-16px 0 24px;opacity:.75;font-size:.95rem}.player-away{opacity:.65}.win-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.win-modal{background:#16213e;border:2px solid #4a90e2;border-radius:16px;padding:40px;text-align:center;max-width:400px;width:100%}.win-modal h2{font-size:2rem;margin-bottom:12px}.win-modal p{margin-bottom:24px;opacity:.9}.win-modal .btn{max-width:240px;margin:0 auto}.game-container{padding:20px;max-width:1400px;width:100%;margin:0 auto}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;flex-wrap:wrap;gap:20px}.header h1{font-size:2rem}.room-info{display:flex;gap:20px;align-items:center}.room-code{background:#2d3e5f;padding:10px 20px;border-radius:8px;font-weight:600;font-size:1.2rem;letter-spacing:2px;border:2px solid #3d5278;color:#fff;cursor:pointer;transition:all .2s ease}.room-code:hover{background:#3d5278;border-color:#4a90e2;transform:scale(1.02)}.players-panel{background:#16213e;border-radius:12px;padding:20px;margin-bottom:30px;border:1px solid #2d3e5f}.players-panel h2{margin-bottom:15px;font-size:1.3rem}.player{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#0f1624;border-radius:8px;margin-bottom:10px}.player-name{font-weight:600}.player-score{font-size:1.2rem;font-weight:700;opacity:.9}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#1a1a2e;min-height:100vh;color:#fff}#root{min-height:100vh;display:flex;justify-content:center;align-items:center}