:root{color-scheme:dark;font-family:system-ui,sans-serif;background:#101a2b;color:#eef4ff}body{margin:0}main{max-width:64rem;margin:6rem auto;padding:2rem}h1{font-size:clamp(2rem,5vw,4rem);line-height:1.1;max-width:18ch}p{max-width:60ch;line-height:1.6;color:#b8cce8}img{display:block;width:100%;height:auto;border-radius:1rem;margin:2rem 0}