:root{--ink:#12141a;--dim:#5a6170;--line:#e3e6ec;--bg:#fbfbfd;--acc:#5b45d6;--code:#f4f5f9}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.wrap{max-width:44rem;margin:0 auto;padding:0 1.25rem}
header{border-bottom:1px solid var(--line);background:#fff}
header .wrap{display:flex;align-items:center;gap:1rem;height:3.5rem}
.mark{font-weight:700;letter-spacing:-.01em;text-decoration:none;color:var(--ink)}
nav a{margin-left:1rem;text-decoration:none;color:var(--dim);font-size:.92rem}
nav a:hover,.mark:hover{color:var(--acc)}
main{padding:3rem 0 4rem}
h1{font-size:2.1rem;line-height:1.15;letter-spacing:-.02em;margin:0 0 .75rem}
h2{font-size:1.15rem;margin:2.5rem 0 .5rem;letter-spacing:-.01em}
h3{font-size:1rem;margin:1.5rem 0 .25rem}
p{margin:.65rem 0}
.lede{font-size:1.12rem;color:var(--dim)}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;color:var(--acc);font-weight:600;margin:0 0 .5rem}
code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86rem}
code{background:var(--code);padding:.1rem .3rem;border-radius:.25rem}
pre{background:var(--code);border:1px solid var(--line);border-radius:.5rem;padding:.9rem 1rem;overflow-x:auto}
pre code{background:none;padding:0}
.tool{border-top:1px solid var(--line);padding:.9rem 0}
.tool .n{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:600}
.tool p{margin:.25rem 0 0;color:var(--dim)}
a{color:var(--acc)}
.note{border-left:3px solid var(--acc);padding:.1rem 0 .1rem 1rem;color:var(--dim);margin:1.25rem 0}
footer{border-top:1px solid var(--line);padding:1.5rem 0;color:var(--dim);font-size:.85rem}
footer .wrap{display:flex;gap:1rem;flex-wrap:wrap}