:root{color-scheme:dark light;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",sans-serif}body{margin:0;background:#0b0d10;color:#f5f7fa}main{max-width:760px;margin:0 auto;padding:64px 24px 80px}h1{font-size:clamp(2rem,6vw,3.4rem);line-height:1.08;margin:0 0 28px}h2{font-size:1.25rem;margin-top:36px}p{line-height:1.85;color:#d5d9df}nav{display:flex;gap:18px;flex-wrap:wrap;margin-top:36px}a{color:#8fc9ff} @media(prefers-color-scheme:light){body{background:#fff;color:#111}p{color:#333}}