:root{color-scheme:dark;font-family:system-ui,sans-serif;background:#101510;color:#f0f8f0}*{box-sizing:border-box}body{margin:0}main{max-width:850px;margin:10vh auto;padding:24px}h1{font-size:clamp(3rem,9vw,5rem);margin:0;color:#81f5a0}p{line-height:1.65;color:#b7c9bc}a{color:#81f5a0}code{background:#202b23;padding:3px 6px;border-radius:4px}.panel{border:1px solid #334638;border-radius:14px;padding:20px;margin-top:24px}