/* Website skin for the maintained user guides (2026-10-17 v3): the site's ink palette, blueprint grid,
   mono labels, the shared site header and footer. The guide sources keep their own printable styles. */
:root{--blue:#2f80ed;--light:#f3f8fe;--ink:#0d1117;--muted:#5b6270;--line:rgba(13,17,23,.08);--paper:#fbfbfc;--wash:#f2f3f5;--soft:#8a909c;--mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,monospace}
html{scroll-padding-top:80px}
body{position:relative;background:#fbfbfc;color:var(--ink);font:16px/1.8 -apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;letter-spacing:.01em;-webkit-font-smoothing:antialiased}
a{color:var(--ink);text-decoration-color:rgba(13,17,23,.25)}a:hover{color:var(--blue);text-decoration-color:currentColor}
a:focus-visible,summary:focus-visible,select:focus-visible{outline:2px solid var(--blue);outline-offset:4px}
.skip{border-radius:8px}
.v3-grid{position:absolute;top:0;left:0;right:0;height:900px;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(13,17,23,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(13,17,23,.05) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 0%,#000 30%,transparent 100%);mask-image:radial-gradient(ellipse 70% 60% at 50% 0%,#000 30%,transparent 100%)}

/* Shared site header (same markup as the other pages; scoped so the guide's own nav/brand rules stay out) */
.cg-header{position:sticky;top:0;z-index:10;background:rgba(251,251,252,.78);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);border-bottom:1px solid rgba(13,17,23,.06)}
.cg-header .wrap,body>footer .wrap{max-width:1160px;margin:auto;padding-left:24px;padding-right:24px}
.cg-header .nav{min-height:58px;display:flex;align-items:center;gap:32px}
.cg-header .brand{display:flex;align-items:center;gap:9px;color:var(--ink);text-decoration:none;font-size:16px;font-weight:600;letter-spacing:-.02em;flex-shrink:0}.cg-header .brand img{display:block;width:26px;height:26px;border-radius:7px}
.cg-header .v3-menu{display:flex;gap:24px}
.cg-header .v3-menu a{display:inline;padding:0;border-radius:0;font-size:14px;line-height:1.6;color:var(--muted);text-decoration:none;background:none}.cg-header .v3-menu a:hover{color:var(--ink);background:none}.cg-header .v3-menu a[aria-current]{color:var(--ink);font-weight:500}
.cg-header .nav-right{margin-left:auto;display:flex;align-items:center;gap:18px}
.cg-header .nav-download{font-size:13px;font-weight:500;color:#fff;background:var(--ink);padding:8px 16px;border-radius:8px;text-decoration:none;white-space:nowrap;transition:background .16s ease}.cg-header .nav-download:hover{background:var(--blue);color:#fff}
.cg-header nav.languages select{font-family:var(--mono);font-size:12px;color:var(--muted);background-color:transparent;border:1px solid rgba(13,17,23,.1);border-radius:8px;padding:6px 30px 6px 10px;background-position:right 10px center;min-width:0}
.cg-header nav.languages a{display:inline;padding:4px 6px;font-size:13px}

/* Layout and table of contents */
.layout{max-width:1160px;padding-top:56px}
aside{top:90px}
.toc-title{font-family:var(--mono);font-size:11px;font-weight:400;color:var(--soft);letter-spacing:.08em;text-transform:uppercase}
aside nav a,.mobile-toc nav a{color:var(--muted);border-radius:8px;transition:background .16s ease,color .16s ease}
aside nav a:hover,.mobile-toc nav a:hover{color:var(--ink);background:rgba(13,17,23,.04)}
.toc-foot{color:var(--soft);font-family:var(--mono);font-size:11px}
.mobile-toc{background:#fff;border:1px solid var(--line);border-radius:12px}
.mobile-toc summary{font-weight:500;list-style:none;display:flex;align-items:center}.mobile-toc summary::-webkit-details-marker{display:none}.mobile-toc summary::after{content:"+";margin-left:auto;font-family:var(--mono);font-size:16px;font-weight:400;color:var(--soft)}.mobile-toc[open] summary::after{content:"−"}

/* Intro */
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;background:#fff;border:1px solid rgba(13,17,23,.1);color:#3a404b;font-size:13px;font-weight:400;margin:0 0 24px}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#22b07d;flex-shrink:0}
h1{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;font-weight:600;font-size:clamp(34px,5vw,56px);line-height:1.1;letter-spacing:-.035em;margin:0 0 20px}
.lead{font-size:17px;line-height:1.75;color:var(--muted)}
.tag{background:#fff;border:1px solid var(--line);color:var(--soft);font-family:var(--mono);font-size:11px;padding:4px 12px}

/* Sections: ruled, numbered in the blue mono kicker style */
section{margin-top:72px}
h2{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;font-weight:600;font-size:clamp(24px,3vw,32px);letter-spacing:-.025em;line-height:1.25;padding-top:32px;border-top:1px solid var(--line);display:flex;align-items:baseline;gap:14px}
h2 small{font-family:var(--mono);font-size:12px;font-weight:400;letter-spacing:.08em;color:var(--blue);margin:0;flex-shrink:0}
h3{font-weight:600;letter-spacing:-.01em}
p,li{color:#3a404b}
strong{font-weight:600;color:var(--ink)}
.quiet{color:var(--soft);font-size:14px}
.path{background:#fff;border:1px solid var(--line);border-radius:8px;font-family:var(--mono);font-size:12px;color:var(--muted);padding:3px 12px}

/* Surfaces: flat white cards on hairlines */
.note{background:var(--light);border:1px solid rgba(47,128,237,.25);border-left:3px solid var(--blue);border-radius:4px 12px 12px 4px;padding:18px 22px}
.flow{gap:10px}
.flow div{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 0 rgba(13,17,23,.03),0 12px 32px rgba(13,17,23,.05);font-weight:500;padding:18px 10px}
.flow div:nth-child(3){background:var(--light);border-color:rgba(47,128,237,.35)}
.flow small{color:var(--soft);font-family:var(--mono);font-size:11px;font-weight:400;margin-top:2px}
.arrow{color:var(--blue)}
.cards{gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.card{background:#fff;border:0;border-radius:0;padding:24px 24px 26px}
.card h3{font-size:17px}
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:12px}
caption{color:var(--soft)}
th,td{border-top-color:rgba(13,17,23,.07)}
thead th{background:#fbfbfc;font-family:var(--mono);font-weight:400;color:var(--soft);font-size:12px;letter-spacing:.02em}
tbody th{font-weight:500}
code{font-family:var(--mono);background:rgba(13,17,23,.05);border-radius:5px}
pre{background:#0d1117;color:#e6e8eb;border:1px solid #0d1117;border-radius:12px}pre code{color:inherit}

/* FAQ */
details.faq{border-bottom:1px solid var(--line);padding:0}
section#faq h2+details.faq{border-top:0}
details.faq summary{list-style:none;display:flex;align-items:center;gap:16px;padding:20px 0;font-weight:500;font-size:16px;line-height:1.55}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";margin-left:auto;font-family:var(--mono);font-size:16px;font-weight:400;color:var(--soft);width:20px;text-align:center;flex-shrink:0}
details.faq[open] summary::after{content:"−"}
details.faq p,details.faq ol{color:var(--muted);margin:0 36px 0 0;padding-bottom:22px}
details.faq ol{padding-left:22px}

/* The guide's own version line, then the shared site footer */
main>footer{border-top:1px solid var(--line);color:var(--soft);font-family:var(--mono);font-size:12px;margin-top:72px;padding-top:28px}
main>footer a{color:var(--muted);text-decoration:none}main>footer a:hover{color:var(--ink)}
body>footer{display:block;margin-top:0;padding:0;border-top:1px solid rgba(13,17,23,.06);color:var(--muted);font-size:13px}
.v3-footer{padding-top:40px;padding-bottom:40px;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:32px;line-height:1.6}
.v3-footer>div{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.v3-footer a{color:var(--muted);text-decoration:none}.v3-footer a:hover,.v3-footer a[aria-current]{color:var(--ink)}
.v3-footer .v3-mono{font-family:var(--mono);font-size:11px;color:var(--soft);letter-spacing:.08em}
.v3-footer-brand{display:flex;align-items:center;gap:8px;color:var(--ink);font-weight:600;font-size:14px}.v3-footer-brand img{border-radius:5px}.v3-faint{color:var(--soft)}

@media(max-width:900px){.layout{padding-top:40px}.cg-header .v3-menu{display:none}}
@media(max-width:700px){.cg-header .nav{gap:12px}.cg-header .brand img{width:26px;height:26px}.cg-header .nav-right{gap:12px}section{margin-top:48px}h1{font-size:clamp(30px,8.6vw,40px)}.lead{font-size:16px}details.faq p,details.faq ol{margin-right:12px}}
@media(prefers-reduced-motion:reduce){.cg-header .nav-download,aside nav a{transition:none}}
@media print{.cg-header,.v3-grid,body>footer{display:none}.flow div,.table-wrap{box-shadow:none;background:none}pre{background:none;color:inherit}}
/* Short screen recordings beside a section, e.g. the destination map. */
.guide-media{margin:18px 0 22px;border-radius:14px;overflow:hidden;background:#0d1117;border:1px solid var(--line)}
.guide-media video{display:block;width:100%;height:auto}

/* Social links: their own footer column and the support page buttons, each with its brand mark. */
.v3-social a{display:inline-flex;align-items:center;gap:8px}.social-icon{width:15px;height:15px;flex:none;display:block}