:root{--bg:#444140;--fg:#fff;--accent:#e54b4b}*{box-sizing:border-box}body,html{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica Neue,Arial,Noto Sans,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol;background:var(--bg);color:var(--fg);line-height:1.65}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:900px;margin:0 auto;padding:24px 16px 64px}.header{padding:24px 16px;border-bottom:1px solid hsla(0,0%,100%,.08);background:linear-gradient(180deg,hsla(0,0%,100%,.04),hsla(0,0%,100%,0))}.header-inner{max-width:900px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px}nav a{margin-left:16px}.card{background:hsla(0,0%,100%,.04);border:1px solid hsla(0,0%,100%,.08);border-radius:16px;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}h1,h2,h3,h4{line-height:1.25;margin:1.1em 0 .5em}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.15rem}p{margin:.6em 0}ol,ul{padding-left:1.2rem}.footer{padding:32px 16px;border-top:1px solid hsla(0,0%,100%,.08);text-align:center;color:hsla(0,0%,100%,.7)}