:root{--ink:#1a1a1a;--muted:#5c5c5c;--line:#e3e3e3;--accent:#8a6d1f;--bg:#fff;--warn:#fff4e0;--warn-line:#e0b25a;--max:46rem}
*{box-sizing:border-box}
html{color-scheme:light}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
header.site,footer.site{max-width:var(--max);margin:0 auto;padding:1rem 1.25rem;display:flex;justify-content:space-between;align-items:center;gap:1rem}
header.site{border-bottom:1px solid var(--line)}
footer.site{border-top:1px solid var(--line);color:var(--muted);font-size:.95rem;margin-top:3rem}
.brand{font-weight:700;text-decoration:none;color:var(--ink)}.brand span{color:var(--accent);font-weight:500}
nav a{color:var(--muted);text-decoration:none}nav a:hover{color:var(--ink)}
main.guide{max-width:var(--max);margin:0 auto;padding:1.5rem 1.25rem}
.eyebrow{margin:0;color:var(--accent);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase}
h1{font-size:2rem;line-height:1.2;margin:.25rem 0 .75rem}
h2{font-size:1.4rem;margin:2.25rem 0 .5rem;padding-top:.5rem;border-top:1px solid var(--line)}
h3{font-size:1.1rem;margin:1.5rem 0 .4rem}
.summary{font-size:1.1rem;color:var(--muted);margin:0 0 1.5rem}
nav.toc{background:#fafafa;border:1px solid var(--line);border-radius:8px;padding:.75rem 1rem;margin:0 0 1.5rem}
nav.toc p{margin:0 0 .25rem;font-weight:600;font-size:.9rem}nav.toc ul{margin:0;padding-left:1.2rem}nav.toc li{margin:.15rem 0}
ol li,ul li{margin:.35rem 0}
ol.steps>li{padding-left:.25rem}
blockquote{margin:1.25rem 0;padding:.75rem 1rem;background:var(--warn);border-left:4px solid var(--warn-line);border-radius:4px}
blockquote p{margin:.25rem 0}
table{border-collapse:collapse;width:100%;margin:1rem 0;font-size:.95rem}
th,td{border:1px solid var(--line);padding:.5rem .6rem;text-align:left;vertical-align:top}th{background:#fafafa}
.table-wrap{overflow-x:auto}
code{background:#f3f3f3;padding:.1em .35em;border-radius:4px;font-size:.92em}
kbd{border:1px solid #bbb;border-bottom-width:2px;border-radius:4px;padding:.05em .4em;font:.9em ui-monospace,Menlo,monospace;background:#fafafa}
.cite{color:var(--muted);font-size:.85rem}
img{max-width:100%;height:auto}
ul.guide-list{list-style:none;padding:0}ul.guide-list li{border:1px solid var(--line);border-radius:8px;padding:.9rem 1rem;margin:.75rem 0}
ul.guide-list a{font-weight:600;text-decoration:none;color:var(--ink);font-size:1.1rem}ul.guide-list p{margin:.25rem 0 0;color:var(--muted)}
@media (max-width:600px){body{font-size:16px}h1{font-size:1.6rem}header.site{flex-direction:column;align-items:flex-start;gap:.25rem}}