: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}body{margin:0;min-width:320px;min-height:100vh;background-color:#242424}.header-container{position:sticky;top:0;background-color:#242424;z-index:1000;padding:20px;padding-top:env(safe-area-inset-top,20px);border-bottom:2px solid #1a1a1a;text-align:center}h1{font-size:2.2em;margin:0 0 15px;line-height:1.1}input{width:90%;max-width:400px;padding:12px;border-radius:8px;border:1px solid #646cff;font-size:1rem}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}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}.header-container{background-color:#fff}button{background-color:#f9f9f9}}