:root{color-scheme:dark}body{margin:0;background:#081827;color:#dce8f2;font:16px/1.7 system-ui,sans-serif}main{max-width:760px;margin:auto;padding:48px 24px}h1{font-size:36px;line-height:1.2}h2{font-size:22px;margin-top:36px}a{color:#8fc5ed}p{color:#b8cbdc}