:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;padding:0;width:100%;min-width:320px;min-height:100vh;overflow-x:hidden}#root{width:100%;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.game{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;min-height:100vh;padding:20px;padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right));padding-top:max(20px,env(safe-area-inset-top));padding-bottom:max(20px,env(safe-area-inset-bottom));gap:20px;box-sizing:border-box}.game h1{margin:0;font-size:2.5rem;color:#646cff}.mode-selector{display:flex;gap:10px;margin-bottom:10px}.mode-btn{padding:10px 20px;font-size:1rem;font-weight:600;border-radius:8px;border:2px solid #646cff;background:transparent;color:#646cff;cursor:pointer;transition:all .2s}.mode-btn:hover{background:#646cff1a}.mode-btn.active{background:#646cff;color:#fff}.scoreboard{display:flex;gap:30px;font-size:1.2rem;font-weight:600}.score{padding:10px 20px;background:#ffffff1a;border-radius:8px}.status{font-size:1.5rem;font-weight:600;margin:10px 0;min-height:40px}.board{display:grid;grid-template-columns:repeat(3,120px);grid-template-rows:repeat(3,120px);gap:10px;width:390px}.square{width:120px;height:120px;font-size:3rem;font-weight:700;background:#1a1a1a;border:2px solid #646cff;border-radius:10px;cursor:pointer;transition:all .2s;color:#fff;display:flex;align-items:center;justify-content:center;padding:0}.square:hover:not(.filled){background:#2a2a2a;border-color:#7d85ff;transform:scale(1.02)}.square.filled{cursor:not-allowed;background:#252525}.square.winner{background:#646cff!important;border-color:#7d85ff;animation:pulse .5s ease-in-out;color:#fff}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.buttons{display:flex;gap:15px;flex-wrap:wrap;justify-content:center}.reset-btn{padding:12px 24px;font-size:1rem;font-weight:600;border-radius:8px;border:2px solid #646cff;background:transparent;color:#646cff;cursor:pointer;transition:all .2s}.reset-btn:hover{background:#646cff;color:#fff;transform:translateY(-2px)}.reset-btn:active{transform:translateY(0)}.download-section{margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}.download-btn{display:inline-block;padding:14px 28px;font-size:1rem;font-weight:600;border-radius:8px;background:#4caf50;color:#fff;text-decoration:none;cursor:pointer;transition:all .2s;border:2px solid #4caf50}.download-btn:hover{background:#45a049;border-color:#45a049;transform:translateY(-2px);box-shadow:0 4px 12px #4caf504d}.download-btn:active{transform:translateY(0)}@media (max-width: 600px){.game h1{font-size:2rem}.scoreboard{gap:15px;font-size:1rem}.status{font-size:1.2rem}.board{grid-template-columns:repeat(3,90px);grid-template-rows:repeat(3,90px);width:290px;gap:8px}.square{width:90px;height:90px;font-size:2.5rem}}