:root{font-family:Inter,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;display:flex;place-items:center;min-width:320px;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}}.counter-app{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif}h1{font-size:2.5rem;margin-bottom:2rem;color:#333}.count-display{font-size:6rem;font-weight:700;margin:2rem 0;color:#646cff}.button-group{display:flex;gap:1rem}button{padding:.8rem 1.5rem;font-size:1.2rem;border:none;border-radius:8px;cursor:pointer;transition:background-color .2s,transform .1s}button:hover{transform:scale(1.05)}button:active{transform:scale(.95)}button:first-child{background-color:#ff6b6b;color:#fff}button:first-child:hover{background-color:#ff5252}button:nth-child(2){background-color:#888;color:#fff}button:nth-child(2):hover{background-color:#666}button:last-child{background-color:#4ecdc4;color:#fff}button:last-child:hover{background-color:#45b7aa}