/* Shared look for every guide: fonts, colour tokens, page frame, site bar, footer.
   Source of truth for the design system (see docs/DESIGN_SYSTEM.md). */
@font-face{font-family:"Geist";src:url("/assets/fonts/Geist-Variable.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Geist Mono";src:url("/assets/fonts/GeistMono-Variable.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  color-scheme:light;
  --bg:#FAF9F6; --panel:#FFFFFF; --panel-2:#F2F0EA; --ink:#1C1B19; --ink-2:#3D3A35; --muted:#6A665E; --line:#E4E1D8;
  --accent:#9A5600; --accent-soft:#F7ECDA;
  --display:"Geist",ui-sans-serif,system-ui,"Segoe UI",sans-serif;
  --body:"Geist",ui-sans-serif,system-ui,"Segoe UI",sans-serif;
  --mono:"Geist Mono",ui-monospace,Consolas,monospace;
  --r:8px; --ease:cubic-bezier(.2,.7,.2,1);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#141311; --panel:#1B1A17; --panel-2:#24221E; --ink:#EDEBE6; --ink-2:#CBC7BF; --muted:#9B968C; --line:#302E29;
    --accent:#F0A83A; --accent-soft:#33260F;
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#141311; --panel:#1B1A17; --panel-2:#24221E; --ink:#EDEBE6; --ink-2:#CBC7BF; --muted:#9B968C; --line:#302E29;
  --accent:#F0A83A; --accent-soft:#33260F;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;
  padding-inline:max(20px,env(safe-area-inset-left,0px)) max(20px,env(safe-area-inset-right,0px));padding-block:0 72px}
.wrap{max-width:1180px;margin:0 auto}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:.2em;transition:color .15s var(--ease),text-decoration-color .15s var(--ease)}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
::selection{background:var(--accent-soft)}

/* site bar: same on every page */
.site-bar{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:max(18px,env(safe-area-inset-top,0px));padding-bottom:18px;border-bottom:1px solid var(--line);font-size:.92rem}
.site-bar a{color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
.site-bar a:hover{color:var(--accent)}
.brand{font-weight:600;letter-spacing:-.01em;gap:10px}
.brand-mark{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:none}
.brand span:last-child{color:var(--muted);font-weight:400}
.brand span:last-child::before{content:"/";margin-right:10px;color:var(--muted)}
.site-links{display:flex;gap:22px}
@media (max-width:560px){.site-links a[href="/"]{display:none}}

/* footer */
.site-foot{margin-top:96px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:.92rem}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:0s!important;animation-duration:0s!important;scroll-behavior:auto!important}
}