: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;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}}.flip-counter{display:flex;gap:10px}.flip-card{background:#1f2833;width:120px;height:180px;perspective:1000px}.flip-card-inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;animation:flip 1s forwards}.flip-card-front,.flip-card-back{position:absolute;width:100%;height:100%;font-size:6rem;font-weight:700;color:#000;display:flex;align-items:center;justify-content:center;backface-visibility:hidden;background:#fff;border-radius:10px}.flip-card-back{transform:rotateX(180deg)}@keyframes flip{0%{transform:rotateX(0)}to{transform:rotateX(180deg)}}@keyframes blink{0%{opacity:1}50%{opacity:.4}to{opacity:1}}.blinking-dot{animation:blink 1s infinite}