:root{--bg:#f4f3ef;--card:#fffefb;--ink:#1f1e1a;--muted:#6f6c62;--accent:#b8541c;--line:#e2dfd6;color-scheme:light}
@media(prefers-color-scheme:dark){:root{--bg:#161512;--card:#211f1b;--ink:#ebe8e0;--muted:#9d998c;--accent:#e6823f;--line:#33302a;color-scheme:dark}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 -apple-system,system-ui,Segoe UI,Roboto,sans-serif}
nav.top{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--card);position:sticky;top:0}
nav.top a{color:var(--muted);text-decoration:none;font-size:15px}nav.top a.brand{color:var(--ink);font-weight:700;font-size:17px;margin-right:6px}nav.top a:hover{color:var(--accent)}
body>header,body>main,body>section,body>h1,body>h2,body>h3,body>p,body>ul,body>ol,body>pre,body>table,body>div,body>blockquote,body>hr,body>details{max-width:780px;margin-left:auto;margin-right:auto;padding-left:16px;padding-right:16px}
h1,h2,h3{text-wrap:balance;line-height:1.2}h1{font-size:30px;margin-top:28px}h2{font-size:22px;margin-top:32px;border-bottom:1px solid var(--line);padding-bottom:4px}h3{font-size:18px}
a{color:var(--accent)}code{font:14px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--card);border:1px solid var(--line);border-radius:4px;padding:0 4px}
pre{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;overflow-x:auto}pre code{border:0;padding:0;background:none}
table{border-collapse:collapse;width:100%;display:block;overflow-x:auto;font-variant-numeric:tabular-nums}th,td{border-bottom:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top}th{color:var(--muted);font-weight:600}
footer{max-width:780px;margin:40px auto 24px;padding:0 16px;color:var(--muted);font-size:13px;border-top:1px solid var(--line);padding-top:12px}
header#title-block-header{display:none}
img{max-width:100%;height:auto;border-radius:10px}
table.head,table.foot{display:table;width:100%;color:var(--muted);font-size:13px}div.manual-text{max-width:780px;margin:0 auto;padding:0 16px}dl dt{font-weight:600;margin-top:10px}dd{margin-left:1.2em}
/* One contained layout and navigation for docs, indexes and instruction guides. */
body{overflow-wrap:anywhere;min-width:0}main{width:100%;min-width:0}main>*{min-width:0;max-width:100%}
.manual-content{width:100%;max-width:860px;margin:0 auto;padding:20px clamp(14px,3vw,28px);min-width:0}
.manual-content>header,.manual-content>section,.manual-content>div{min-width:0;max-width:100%}
.manual-content h1,.manual-content h2,.manual-content h3{scroll-margin-top:calc(var(--nav-height,64px) + 16px)}
pre,table,details,.body{min-width:0;max-width:100%}pre{overflow:auto;white-space:pre}code{overflow-wrap:anywhere}
img,svg,video,iframe{max-width:100%;height:auto}input,button,select{max-width:100%;min-width:0}
nav.top{display:block;position:sticky;top:0;z-index:20;padding:0;width:100%;max-width:none;isolation:isolate}
.nav-inner{width:100%;max-width:1180px;margin:auto;display:flex;align-items:center;gap:16px;padding:calc(12px + env(safe-area-inset-top,0px)) 16px 12px;min-width:0}
nav.top a.brand{font-size:18px;flex:0 0 auto}.nav-menu{margin:0 0 0 auto;padding:0;border:0;border-radius:0;background:none;position:relative;overflow:visible}
.nav-menu summary{cursor:pointer;color:var(--muted);font-weight:500;list-style:none;padding:2px 8px}.nav-menu summary::-webkit-details-marker{display:none}
.nav-menu summary::after{content:' ▾'}.nav-menu[open] summary::after{content:' ▴'}
.nav-links{position:absolute;right:0;top:calc(100% + 12px);width:min(22rem,calc(100vw - 32px));max-height:70vh;overflow:auto;display:grid;gap:4px;padding:12px;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px #0002}
.nav-links a{padding:7px 10px;border-radius:6px}.nav-links a:hover{background:var(--line)}
nav#bar{width:100%;max-width:860px;margin:auto;z-index:10}nav#bar button{min-width:0}
li.step{scroll-margin-top:calc(var(--nav-height,64px) + 16px)}
@media(max-width:480px){.nav-inner{gap:12px;padding:calc(10px + env(safe-area-inset-top,0px)) 14px 10px}body{font-size:15px}.manual-content{padding:16px 14px}main:not(.manual-content){padding-left:12px;padding-right:12px}.body{padding:10px 12px}th,td{padding:6px 8px}}