/* Static pages: guides, legal pages and the 404 page.
   Each page links brand-theme.css and typography.css before this file, so the
   three stylesheets download in parallel. Article typography and layout stay local. */
:root{
  --heading:var(--app-font);
  --sans:var(--app-font);
  --mono:var(--app-mono);
  --container:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--foreground);
  background:var(--background);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.reading{width:100%;max-width:760px;margin:0 auto;padding:0 24px;}

/* smooth theme transition on the elements that change */
body,header.site,.card,.cover,.cta-band,footer.site,.chip,.nav-cta,.nav-signin,
.prose table th,.prose td,.prose blockquote,.article-cover{
  transition:background-color .25s ease, border-color .25s ease, color .2s ease;
}

/* small uppercase labels use the mono face, like the site */
.eyebrow,.read-min,.foot-col h3,.callout .lbl,.in-short .lbl,.sources .lbl,.takeaways h2,.tag,.article-tag,.price-label{
  font-family:var(--mono);
}

/* ---------- Header ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:color-mix(in oklab, var(--background) 60%, transparent);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
}
.nav{position:relative;display:flex;align-items:center;gap:24px;justify-content:space-between;height:56px;}
.brand{display:flex;align-items:center;gap:10px;}
.site-nav{flex:1;display:flex;align-items:center;justify-content:center;gap:24px;}
.site-nav a{font-size:14px;font-weight:500;color:var(--muted-foreground);transition:color .15s;}
.site-nav a:hover{color:var(--foreground);}
.nav-toggle{
  display:none;order:1;width:36px;height:36px;border:none;background:transparent;color:var(--foreground);
  place-items:center;cursor:pointer;border-radius:0;transition:background .15s,color .15s;
}
.nav-toggle:hover{background:var(--surface-2);}
@media(max-width:768px){
  .nav-toggle{display:grid;}
  .site-nav{
    display:none;position:absolute;top:100%;left:0;right:0;z-index:50;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);border-bottom:1px solid var(--border);padding:4px 2px;
  }
  .site-nav.open{display:flex;}
  .site-nav a{padding:12px 6px;font-size:15px;}
}
.brand .logo{
  display:inline-block;width:32px;height:32px;flex:none;
  font-size:0;line-height:0;color:transparent;letter-spacing:0;
  background:url(/logo.svg) center/contain no-repeat;
}
.brand .name{font-family:var(--heading);font-weight:500;font-size:16px;color:var(--foreground);line-height:1.15;}
.brand .name small{display:block;font-family:var(--sans);font-size:11px;font-weight:500;color:var(--muted-foreground);letter-spacing:.02em;margin-top:2px;}
.nav-actions{display:flex;align-items:center;gap:12px;}
/* Mobile (matches homepage): keep the full brand lockup; move Sign in into the menu. */
.nav-cta-mobile{display:none;}
@media(max-width:640px){
  .nav-actions .nav-cta{display:none;}
  #siteNav .nav-cta-mobile{
    display:flex;align-items:center;justify-content:center;height:42px;margin:8px 6px 4px;padding:0;
    background:var(--primary);color:var(--primary-foreground);
    font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
    transition:background .15s;
  }
  #siteNav .nav-cta-mobile:hover{background:color-mix(in oklab,var(--primary) 80%,transparent);}
}
.nav-signin{
  padding:9px 14px;font-size:13.5px;font-weight:600;letter-spacing:.02em;color:var(--foreground);
  text-transform:uppercase;font-family:var(--mono);
}
.nav-signin:hover{color:var(--link);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;height:36px;padding:0 16px;border-radius:0;
  background:var(--primary);color:var(--primary-foreground);
  font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  transition:background .15s;
}
.nav-cta:hover{background:color-mix(in oklab,var(--primary) 80%,transparent);}

/* ---------- Reading progress ---------- */
.reading-progress{
  position:fixed;top:56px;left:0;height:3px;width:0;background:var(--link);
  z-index:60;transition:width .08s linear;
}

/* ---------- Hero (listing) ---------- */
.hero{padding:62px 0 38px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--link);margin-bottom:18px;
}
.eyebrow .dot{width:7px;height:7px;background:var(--link);}
.hero h1{
  font-family:var(--heading);font-weight:300;font-size:clamp(38px,6vw,60px);line-height:1.03;
  letter-spacing:-.02em;margin:0 0 18px;max-width:16ch;color:var(--foreground);
}
.hero p{font-size:18px;color:var(--muted-foreground);max-width:60ch;margin:0;}

/* ---------- Filters ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin:34px 0 22px;}
.chip{
  border:1px solid var(--border);background:var(--surface);color:var(--muted-foreground);
  padding:9px 16px;border-radius:0;font-size:13.5px;font-weight:500;cursor:pointer;
  transition:.15s;font-family:var(--sans);
}
.chip:hover{border-color:var(--muted-foreground);color:var(--foreground);}
.chip.active{background:var(--foreground);color:var(--background);border-color:var(--foreground);}

/* ---------- Post listing ---------- */
.posts{padding:24px 0 70px;}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:0;
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .18s ease, border-color .18s ease, background-color .25s ease;
}
.card:hover{transform:translateY(-3px);border-color:var(--muted-foreground);}
.card.hidden{display:none;}
a.card{color:inherit;}
a.card:hover .card-link{gap:12px;}

/* Featured card: content left, muted panel right */
.featured{grid-column:1 / -1;display:grid;grid-template-columns:1.1fr .9fr;}
.featured .body{order:0;padding:42px;}
.featured .cover{order:1;min-height:320px;border-bottom:none;border-left:1px solid var(--border);}
.featured h2{font-size:clamp(25px,3.2vw,34px);}
@media(max-width:820px){
  .featured{grid-template-columns:1fr;}
  .featured .cover{order:-1;border-left:none;border-bottom:1px solid var(--border);min-height:190px;}
}

/* Cover: a muted blueprint panel (theme-aware), like the site's price/muted half */
.cover{
  position:relative;min-height:150px;overflow:hidden;
  background:var(--surface-2);color:var(--muted-foreground);
}
.cover::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(color-mix(in oklab, var(--foreground) 7%, transparent) 1px,transparent 1px),
    linear-gradient(90deg,color-mix(in oklab, var(--foreground) 7%, transparent) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:radial-gradient(circle at 78% 30%, #000 0%, transparent 80%);
}
.cover .glyph{
  position:absolute;right:-6px;bottom:-20px;font-size:128px;line-height:1;opacity:.10;filter:grayscale(1);
}
.cover .tag{
  position:absolute;top:16px;left:16px;z-index:2;
  background:color-mix(in oklab, var(--link) 16%, var(--surface));
  color:var(--link);border:1px solid color-mix(in oklab, var(--link) 35%, transparent);
  padding:5px 11px;border-radius:0;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
}
.cover .read-min{
  position:absolute;bottom:14px;left:16px;z-index:2;font-size:11.5px;font-weight:500;
  display:flex;align-items:center;gap:6px;letter-spacing:.03em;text-transform:uppercase;
}

.card .body{padding:24px;display:flex;flex-direction:column;flex:1;}
.card h2,.card h3{font-family:var(--heading);font-weight:300;letter-spacing:-.01em;margin:0 0 11px;line-height:1.16;color:var(--foreground);}
.card h3{font-size:19px;}
.card .excerpt{color:var(--muted-foreground);font-size:14px;margin:0 0 20px;flex:1;line-height:1.55;}
.meta{display:flex;align-items:center;gap:11px;font-size:12.5px;color:var(--muted-foreground);margin-top:auto;padding-top:16px;border-top:1px solid var(--border);}
.meta .avatar{
  width:30px;height:30px;flex:none;border-radius:0;font-size:0;color:transparent;letter-spacing:0;
  background:url(/logo.svg) center/contain no-repeat;
}
.meta .who{font-weight:600;color:var(--foreground);}
.card-link{
  margin-top:18px;align-self:flex-start;color:var(--link);font-weight:600;font-size:14px;
  display:inline-flex;align-items:center;gap:8px;transition:gap .15s;text-transform:uppercase;letter-spacing:.03em;font-family:var(--mono);
}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--surface-2);border:1px solid var(--border);border-radius:0;
  padding:48px;margin:8px 0 78px;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(color-mix(in oklab, var(--foreground) 6%, transparent) 1px,transparent 1px),
    linear-gradient(90deg,color-mix(in oklab, var(--foreground) 6%, transparent) 1px,transparent 1px);
  background-size:30px 30px;mask-image:radial-gradient(circle at 92% 8%, #000, transparent 70%);
}
.cta-band .inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-band h2{font-family:var(--heading);font-weight:300;font-size:29px;margin:0 0 8px;color:var(--foreground);}
.cta-band p{margin:0;color:var(--muted-foreground);max-width:46ch;}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap;}
.cta-actions a{
  padding:13px 24px;border-radius:0;font-weight:600;font-size:13px;font-family:var(--mono);
  text-transform:uppercase;letter-spacing:.04em;transition:background .15s,border-color .15s;
}
.cta-actions .cta-primary{background:var(--primary);color:var(--primary-foreground);border:1px solid var(--primary);}
.cta-actions .cta-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);}
.cta-actions .cta-secondary{border:1px solid var(--border);color:var(--foreground);}
.cta-actions .cta-secondary:hover{border-color:var(--foreground);}
.news-form{display:flex;gap:10px;flex-wrap:wrap;}
.news-form input{
  border:1px solid var(--border);background:var(--surface);color:var(--foreground);
  padding:13px 16px;border-radius:0;font-size:15px;min-width:230px;font-family:var(--sans);
}
.news-form input::placeholder{color:var(--muted-foreground);}
.news-form button{
  background:var(--primary);color:var(--primary-foreground);border:none;padding:13px 24px;border-radius:0;
  font-weight:600;font-size:13px;cursor:pointer;font-family:var(--mono);text-transform:uppercase;letter-spacing:.04em;
  transition:background .15s;
}
.news-form button:hover{background:var(--primary-hover);}

/* ---------- Footer ---------- */
footer.site{background:var(--surface-2);color:var(--muted-foreground);padding:60px 0 32px;border-top:1px solid var(--border);}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;}
footer.site .brand .logo{color:var(--logo);}
footer.site .brand{gap:11px;align-items:center;}
footer.site .brand .mark{
  width:32px;height:32px;flex:none;border-radius:0;font-size:0;line-height:0;color:transparent;letter-spacing:0;
  background:url(/logo.svg) center/contain no-repeat;
}
footer.site .brand .name{font-family:var(--heading);font-weight:500;font-size:16px;color:var(--foreground);line-height:1.15;}
footer.site .brand .name small{display:block;font-family:var(--sans);font-size:11px;font-weight:500;color:var(--muted-foreground);letter-spacing:.02em;margin-top:2px;}
.foot-about{margin:16px 0 0;font-size:14px;color:var(--muted-foreground);max-width:34ch;}
.foot-contact{margin:14px 0 0;font-size:14px;color:var(--muted-foreground);}
.foot-contact a{color:var(--foreground);font-weight:500;}
.foot-contact a:hover{text-decoration:underline;text-underline-offset:3px;}
.foot-col h3{color:var(--foreground);font-size:12px;letter-spacing:.1em;text-transform:uppercase;margin:4px 0 16px;}
.foot-col a{display:block;padding:7px 0;font-size:14px;color:var(--muted-foreground);transition:color .15s;}
.foot-col a:hover{color:var(--foreground);}
.foot-social .social-row{display:flex;gap:10px;flex-wrap:wrap;}
.foot-social a.social{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;padding:0;
  border:1px solid var(--border);border-radius:8px;color:var(--muted-foreground);
  transition:color .15s,border-color .15s,background .15s;
}
.foot-social a.social:hover{color:var(--foreground);border-color:var(--foreground);background:color-mix(in oklch,var(--foreground) 6%,transparent);}
.foot-social a.social svg{width:18px;height:18px;display:block;}
.foot-bottom{
  margin-top:46px;padding-top:24px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-foreground);
}
.foot-legal{display:flex;gap:18px;align-items:center;flex-wrap:wrap;}
.foot-legal a{color:var(--muted-foreground);transition:color .15s;}
.foot-legal a:hover{color:var(--foreground);}

/* =====================================================================
   Article page
   ===================================================================== */
.breadcrumb{padding:22px 0 0;}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;font-size:12.5px;color:var(--muted-foreground);text-transform:uppercase;letter-spacing:.04em;font-family:var(--mono);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li::after{content:"/";opacity:.45;}
.breadcrumb li:last-child::after{content:"";}
.breadcrumb a:hover{color:var(--link);}
.breadcrumb li[aria-current]{color:var(--foreground);}

.article-hero{padding:26px 0 26px;}
.article-tag{
  display:inline-block;padding:6px 13px;border-radius:0;font-size:11.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;
  color:var(--link);background:color-mix(in oklab, var(--link) 14%, var(--surface));
  border:1px solid color-mix(in oklab, var(--link) 35%, transparent);margin-bottom:18px;
}
.article-hero h1{
  font-family:var(--heading);font-weight:300;font-size:clamp(30px,4.6vw,46px);line-height:1.08;
  letter-spacing:-.02em;margin:0 0 18px;color:var(--foreground);
}
.article-hero .deck{font-size:19px;color:var(--muted-foreground);margin:0 0 26px;line-height:1.55;}
.article-meta{display:flex;align-items:center;gap:13px;font-size:13.5px;color:var(--muted-foreground);}
.article-meta .avatar{
  width:35px;height:35px;flex:none;border-radius:0;font-size:0;color:transparent;letter-spacing:0;
  background:url(/logo.svg) center/contain no-repeat;
}
.article-meta .who{font-weight:600;color:var(--foreground);display:block;font-size:14.5px;}
.article-meta .sub{font-size:13px;}

.article-cover{
  height:300px;border-radius:0;margin:30px auto 6px;position:relative;overflow:hidden;
  background:var(--surface-2);border:1px solid var(--border);
}
@media(max-width:600px){.article-cover{height:200px;}}

/* ---------- Prose ---------- */
.prose{padding:34px 0 18px;}
.prose p{margin:0 0 20px;color:var(--foreground);font-size:17.5px;line-height:1.72;}
.prose h2{
  font-family:var(--heading);font-weight:300;font-size:clamp(24px,3vw,30px);letter-spacing:-.01em;
  margin:44px 0 14px;line-height:1.2;scroll-margin-top:86px;color:var(--foreground);
}
.prose h3{font-family:var(--heading);font-weight:600;font-size:21px;margin:30px 0 10px;letter-spacing:-.01em;color:var(--foreground);}
.prose ul,.prose ol{margin:0 0 22px;padding-left:24px;color:var(--foreground);font-size:17px;}
.prose li{margin-bottom:10px;line-height:1.65;}
.prose li::marker{color:var(--link);}
.prose strong{color:var(--foreground);font-weight:700;}
.prose a{color:var(--link);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px;}
.prose a:hover{opacity:.8;}
.prose hr{border:none;border-top:1px solid var(--border);margin:40px 0;}
.prose h2[id],.prose h3[id]{scroll-margin-top:86px;}

.prose blockquote{
  margin:28px 0;padding:6px 0 6px 24px;border-left:3px solid var(--link);
  font-size:20px;line-height:1.5;color:var(--foreground);font-style:italic;
}

.prose table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15.5px;}
/* Wide tables scroll inside their own box on narrow screens. */
.table-wrap{margin:26px 0;overflow-x:auto;-webkit-overflow-scrolling:touch;}
.table-wrap table{margin:0;min-width:480px;}
.prose th,.prose td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:top;color:var(--foreground);}
.prose thead th{background:var(--surface-2);font-weight:700;border-bottom:2px solid var(--border);}
.prose tbody tr:hover{background:color-mix(in oklab, var(--foreground) 3%, transparent);}

.callout{
  background:color-mix(in oklab, var(--link) 8%, var(--surface));
  border:1px solid color-mix(in oklab, var(--link) 25%, transparent);
  border-left:4px solid var(--link);border-radius:0;padding:20px 24px;margin:28px 0;
}
.callout p{margin:0;font-size:16px;color:var(--foreground);}
.callout .lbl{display:block;font-weight:700;color:var(--link);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:7px;}

.takeaways{background:var(--surface-2);border:1px solid var(--border);border-radius:0;padding:26px 30px;margin:38px 0 10px;}
.prose .takeaways h2{margin:0 0 14px;font-size:12px;font-weight:700;line-height:1.4;letter-spacing:.1em;text-transform:uppercase;color:var(--foreground);}
.takeaways ul{margin:0;padding-left:22px;}
.takeaways li{color:var(--foreground);font-size:16px;margin-bottom:10px;}
.takeaways li::marker{color:var(--link);}

/* "In short": the direct answer, ahead of the detail */
.in-short{
  background:var(--surface);border:1px solid var(--border);border-top:3px solid var(--link);
  padding:22px 26px;margin:0 0 30px;
}
.in-short .lbl,.sources .lbl{display:block;font-weight:700;color:var(--link);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;}
.in-short ul{margin:0;padding-left:20px;font-size:16.5px;}
.in-short li:last-child{margin-bottom:0;}

/* Quick answers (FAQ) */
.faq{margin:46px 0 8px;}
.faq details{border-top:1px solid var(--border);}
.faq details:last-of-type{border-bottom:1px solid var(--border);}
.faq summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:18px 0;cursor:pointer;list-style:none;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";flex:none;font-family:var(--mono);font-size:20px;line-height:1.2;color:var(--muted-foreground);transition:transform .2s;}
.faq details[open] summary::after{transform:rotate(45deg);}
.faq summary h3{margin:0;font-family:var(--heading);font-weight:500;font-size:18px;line-height:1.35;}
.faq summary:hover h3{color:var(--link);}
.faq details p{margin:0 0 20px;font-size:16.5px;max-width:62ch;}

/* Sources */
.sources{border-top:1px solid var(--border);margin:34px 0 0;padding:24px 0 0;}
.sources p{font-size:14.5px;color:var(--muted-foreground);margin:0 0 12px;line-height:1.6;}
.sources ul{font-size:14.5px;margin:0;padding-left:20px;color:var(--muted-foreground);}
.sources li{margin-bottom:6px;}

.article-hero .updated{font-size:15px;color:var(--muted-foreground);margin:0;}

/* author + back */
.article-foot{padding:10px 0 4px;}
.author-box{
  display:flex;gap:18px;align-items:flex-start;background:var(--surface);border:1px solid var(--border);
  border-radius:0;padding:24px 26px;margin:30px 0;
}
.author-box .avatar{
  width:40px;height:40px;flex:none;border-radius:0;font-size:0;color:transparent;letter-spacing:0;
  background:url(/logo.svg) center/contain no-repeat;
}
.author-box h2{margin:0 0 5px;font-family:var(--heading);font-size:18px;font-weight:600;color:var(--foreground);}
.author-box p{margin:0;font-size:14.5px;color:var(--muted-foreground);}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--link);font-weight:600;font-size:13px;margin:6px 0 4px;transition:gap .15s;text-transform:uppercase;letter-spacing:.04em;font-family:var(--mono);}
.back-link:hover{gap:12px;}

/* related */
.related{padding:30px 0 10px;}
.related h2{font-family:var(--heading);font-weight:300;font-size:26px;margin:0 0 24px;letter-spacing:-.01em;color:var(--foreground);}
.related .grid{grid-template-columns:repeat(3,minmax(0,1fr));}

/* ---------- Hero buttons (listing, 404) ---------- */
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-actions a{
  padding:13px 24px;font-weight:600;font-size:13px;font-family:var(--mono);
  text-transform:uppercase;letter-spacing:.04em;transition:background .15s,border-color .15s;
}
.hero-actions .cta-primary{background:var(--primary);color:var(--primary-foreground);border:1px solid var(--primary);}
.hero-actions .cta-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);}
.hero-actions .cta-secondary{border:1px solid var(--border);color:var(--foreground);}
.hero-actions .cta-secondary:hover{border-color:var(--foreground);}

/* ---------- 404 ---------- */
.not-found{padding:70px 0 90px;position:relative;overflow:hidden;}
.not-found-code{
  position:absolute;right:-10px;top:10px;margin:0;pointer-events:none;user-select:none;
  font-family:var(--heading);font-weight:300;font-size:clamp(150px,30vw,360px);line-height:.8;letter-spacing:-.05em;
  color:color-mix(in oklab, var(--foreground) 7%, transparent);
}
.not-found .container{position:relative;}
.not-found h1{
  font-family:var(--heading);font-weight:300;font-size:clamp(36px,6vw,64px);line-height:1.03;
  letter-spacing:-.02em;margin:0 0 18px;max-width:14ch;color:var(--foreground);
}
.not-found .lead{font-size:18px;color:var(--muted-foreground);max-width:52ch;margin:0;}
.not-found h2{font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin:56px 0 6px;color:var(--foreground);}
.not-found-links{list-style:none;margin:0;padding:0;max-width:640px;}
.not-found-links li{border-bottom:1px solid var(--border);}
.not-found-links a{display:block;padding:14px 0;font-family:var(--heading);font-size:19px;font-weight:300;color:var(--foreground);transition:color .15s;}
.not-found-links a:hover{color:var(--link);}
.not-found-help{margin:28px 0 0;font-size:15px;color:var(--muted-foreground);}
.not-found-help a{color:var(--foreground);font-weight:500;text-decoration:underline;text-underline-offset:3px;}

/* ---------- Skip link and focus ---------- */
.skip-link{
  position:absolute;left:12px;top:-60px;z-index:100;padding:10px 16px;
  background:var(--primary);color:var(--primary-foreground);font-size:14px;font-weight:600;
}
.skip-link:focus{top:12px;}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--ring);outline-offset:3px;}

/* ---------- Sticky mobile call to action (added by blog.js) ---------- */
.sticky-cta{display:none;}
@media(max-width:768px){
  .sticky-cta{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;left:0;right:0;bottom:0;z-index:55;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:var(--surface);border-top:1px solid var(--border);
    transform:translateY(110%);transition:transform .25s ease;
  }
  .sticky-cta.show{transform:none;}
  .sticky-cta span{font-size:13.5px;line-height:1.3;color:var(--foreground);}
  .sticky-cta a{
    flex:none;display:inline-flex;align-items:center;height:42px;padding:0 16px;
    background:var(--primary);color:var(--primary-foreground);
    font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  }
  body.has-sticky-cta{padding-bottom:calc(64px + env(safe-area-inset-bottom));}
}

/* ---------- Cookie notice (added by blog.js) ---------- */
.cookie-notice{
  position:fixed;right:16px;bottom:16px;z-index:70;width:min(384px, calc(100vw - 32px));
  background:var(--surface);border:1px solid var(--border);padding:18px 20px;
  box-shadow:0 12px 40px rgba(0,0,0,.35);
}
.cookie-notice p{margin:0 0 14px;font-size:14px;line-height:1.55;color:var(--foreground);}
.cookie-notice p a{text-decoration:underline;text-underline-offset:3px;}
.cookie-notice button{
  height:38px;padding:0 18px;border:none;cursor:pointer;
  background:var(--primary);color:var(--primary-foreground);
  font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
}
.cookie-notice button:hover{background:var(--primary-hover);}
@media(max-width:768px){
  .cookie-notice{left:0;right:0;bottom:0;width:auto;border-left:none;border-right:none;border-bottom:none;
    display:flex;align-items:center;gap:16px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));}
  .cookie-notice p{margin:0;font-size:13px;line-height:1.4;}
  .cookie-notice button{flex:none;}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* ---------- Responsive ---------- */
@media(max-width:1080px){.grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:920px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media(max-width:880px){.related .grid{grid-template-columns:1fr;}}
@media(max-width:680px){
  .grid{grid-template-columns:1fr;}
  .cta-band{padding:34px 24px;}
  .foot-grid{grid-template-columns:1fr;}
  .prose p{font-size:16.5px;}
  .nav-signin{display:none;}
}

body.no-scroll{overflow:hidden;}

/* Embedded in signed-in dashboard (iframe ?embed=1) */
html[data-embed="1"] header.site,
html[data-embed="1"] footer.site,
html[data-embed="1"] .reading-progress,
html[data-embed="1"] .cta-band,
html[data-embed="1"] .hero-actions,
html[data-embed="1"] .skip-link,
html[data-embed="1"] .sticky-cta,
html[data-embed="1"] .cookie-notice{display:none;}
html[data-embed="1"] main{padding-top:0;}
/* The iframe is sized to content by the parent, so the embedded doc never
   scrolls on its own — avoids a second scrollbar inside the dashboard. */
html[data-embed="1"],
html[data-embed="1"] body{overflow:hidden;}