/* self-hosted fonts (latin subsets): no request leaves the site for type */
@font-face{font-family:'Anta';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/anta-400.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300;font-display:swap;src:url(/fonts/space-grotesk-300.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/space-grotesk-400.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/space-grotesk-500.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/space-grotesk-600.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/space-grotesk-700.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Mono';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/space-mono-400.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Mono';font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/space-mono-700.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

/* Field Notes: shared styles for the DeepSkyApps blog.
   Reuses the home-page design system: pure black, Anta + Space Grotesk + Space Mono,
   monochrome with the spectral-wave wordmark as the only colour. */

:root{
  --black:#000000;
  --panel:#070708;
  --white:#F4F4F2;
  --read:rgba(244,244,242,0.80);
  --grey:#94949C;
  --hairline:rgba(255,255,255,0.10);
  --hairline-soft:rgba(255,255,255,0.05);
  --max:1180px;
  --measure:68ch;
  --divider:linear-gradient(90deg,transparent 0%,var(--hairline-soft) 18%,var(--hairline-soft) 82%,transparent 100%);
}
.brand{font-family:'Anta',sans-serif;letter-spacing:0.02em}
/* shared label+arrow nudge: trailing → slides right, leading ← slides left, on link hover */
.arw,.arw-l,.arw-u{display:inline-block;font-family:'Space Grotesk',system-ui,sans-serif;transition:transform .25s cubic-bezier(0.33,1,0.68,1)}
a:hover .arw{transform:translateX(4px)}
a:hover .arw-l{transform:translateX(-4px)}
a:hover .arw-u{transform:translateY(-3px)}
@media (prefers-reduced-motion: reduce){.arw,.arw-l,.arw-u{transition:none}}
*{margin:0;padding:0;box-sizing:border-box}
/* keep the hidden attribute authoritative even when an element sets its own display */
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{
  background:var(--black);color:var(--white);
  font-family:'Space Grotesk',system-ui,sans-serif;font-weight:300;
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
  min-height:100vh;overflow-x:hidden;
}
::selection{background:var(--white);color:var(--black)}
a:focus-visible,button:focus-visible{outline:2px solid rgba(255,255,255,0.6);outline-offset:3px;border-radius:4px}
.skip-link{
  position:fixed;top:-100px;left:16px;z-index:200;
  background:var(--black);color:var(--white);
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.16em;text-transform:uppercase;
  text-decoration:none;border:1px solid var(--hairline);border-radius:8px;padding:10px 16px;transition:top .2s;
}
.skip-link:focus-visible{top:12px}

/* starfield: only shows through the footer; the content sits on solid black above it */
#sky{position:fixed;inset:0;width:100%;height:100%;display:block;z-index:0;pointer-events:none}

/* ---------------- header ---------------- */
header{
  position:fixed;inset:0 0 auto 0;z-index:90;
  transition:background .4s,border-color .4s,backdrop-filter .4s;border-bottom:1px solid transparent;
}
header.scrolled{
  background:rgba(0,0,0,0.6);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom-color:var(--hairline-soft);
}
.bar{
  max-width:var(--max);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;padding:18px 28px;
}
.wordmark{
  font-family:'Anta',sans-serif;font-size:15px;letter-spacing:0.06em;
  text-decoration:none;color:#C9C9D0;position:relative;display:inline-block;
  transition:color .6s cubic-bezier(.4,0,.2,1);
}
.wordmark b{font-weight:400}
.wordmark:hover,.wordmark:focus-visible{color:var(--white)}
.wm-prism{ /* a single specular gleam that sweeps the glyphs once on hover */
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,0) 46%,rgba(255,255,255,0.55) 49%,rgba(255,255,255,1) 50%,rgba(255,255,255,0.55) 51%,rgba(255,255,255,0) 54%);
  background-size:200% 100%;background-position:118% 0;background-repeat:no-repeat;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 0 6px rgba(255,255,255,0.55)) drop-shadow(0 0 1px rgba(255,255,255,0.6));
  opacity:0;pointer-events:none;
}
.wordmark:hover .wm-prism,.wordmark:focus-visible .wm-prism{animation:wmsweep .8s cubic-bezier(.45,.05,.2,1) forwards}
@keyframes wmsweep{0%{background-position:118% 0;opacity:0}15%{opacity:1}82%{opacity:1}100%{background-position:-18% 0;opacity:0}}
nav{display:flex;gap:30px;align-items:center}
nav a{
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.16em;text-transform:uppercase;
  text-decoration:none;color:var(--grey);transition:color .2s;position:relative;
}
nav a::after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .28s cubic-bezier(0.33,1,0.68,1)}
nav a:hover,nav a[aria-current="page"]{color:var(--white)}
nav a:hover::after,nav a[aria-current="page"]::after{transform:scaleX(1)}
@media (prefers-reduced-motion: reduce){nav a::after{transition:none}}
.nav-toggle{
  display:none;width:44px;height:44px;background:none;border:none;cursor:pointer;
  align-items:center;justify-content:center;color:var(--white);position:relative;z-index:120;
}
.nav-toggle-bars{
  position:relative;display:block;width:22px;height:1.5px;background:var(--white);
  transition:transform .3s ease,opacity .2s ease,background .2s ease;
}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;width:22px;height:1.5px;background:var(--white);
  transition:transform .3s ease;
}
.nav-toggle-bars::before{transform:translateY(-7px)}
.nav-toggle-bars::after{transform:translateY(7px)}
body.nav-open .nav-toggle-bars{background:transparent}
body.nav-open .nav-toggle-bars::before{transform:rotate(45deg)}
body.nav-open .nav-toggle-bars::after{transform:rotate(-45deg)}
/* transition:none is load-bearing: animating the filter away kept the header as the fixed
   overlay's containing block for 400ms, trapping the opening menu in the top strip */
body.nav-open header{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;border-bottom-color:transparent;transition:none}

/* ---------------- shared shell ---------------- */
.wrap{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:0 28px}
.ghostwrap{position:relative;overflow:hidden}
.ghostwrap .wrap{padding-top:clamp(190px,24vw,360px)}
.ghost{
  position:absolute;top:clamp(36px,6vw,80px);left:50%;transform:translateX(-50%);
  font-family:'Anta',sans-serif;
  font-weight:600;line-height:1;letter-spacing:-0.045em;white-space:nowrap;
  font-size:clamp(54px,14vw,184px);
  background:linear-gradient(180deg,rgba(255,255,255,0.11) 0%,rgba(255,255,255,0.02) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  pointer-events:none;user-select:none;z-index:0;
}
.section-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:44px;
}
.section-head h1{font-weight:500;font-size:34px;letter-spacing:-0.02em}
.notes-intro{color:var(--grey);font-size:15px;max-width:56ch;margin-top:14px}
.count{
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--grey);
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------------- index list ---------------- */
.notes-list{position:relative;z-index:1;border-top:1px solid transparent;border-image:var(--divider) 1}
.note-row{
  display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:baseline;
  padding:30px 4px;border-bottom:1px solid transparent;border-image:var(--divider) 1;
  text-decoration:none;color:var(--white);transition:padding-left .25s;
}
.note-row:hover,.note-row:focus-visible{padding-left:12px}
.note-num{
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.16em;color:var(--grey);
  white-space:nowrap;padding-top:5px;
}
.note-main h2{font-weight:500;font-size:22px;letter-spacing:-0.01em;margin-bottom:8px}
.note-main p{color:var(--grey);font-size:15px;max-width:64ch}
.note-meta{
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.12em;color:var(--grey);
  white-space:nowrap;text-align:right;padding-top:5px;
}
.note-row:hover .note-main h2,.note-row:focus-visible .note-main h2{text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--hairline)}

/* ---------------- article ---------------- */
.article{position:relative;z-index:5;max-width:var(--measure);margin:0 auto;padding:0 28px}
.article-eyebrow{
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.24em;text-transform:uppercase;
  color:var(--grey);margin-bottom:22px;
}
.article h1{
  font-family:'Anta',sans-serif;
  font-weight:600;font-size:clamp(34px,5.5vw,52px);line-height:1.1;letter-spacing:-0.03em;
  background:linear-gradient(180deg,#FFFFFF 0%,rgba(255,255,255,0.94) 40%,rgba(255,255,255,0.38) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.article-meta{
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.12em;color:var(--grey);
  margin-top:20px;padding-bottom:34px;border-bottom:1px solid transparent;border-image:var(--divider) 1;
}
.article-meta span+span::before{content:" · ";color:var(--hairline)}

/* prose */
.prose{padding-top:40px}
.prose>*+*{margin-top:24px}
.prose p{color:var(--read);font-size:17px;line-height:1.8}
.prose h2{font-weight:500;font-size:25px;letter-spacing:-0.015em;margin-top:52px;color:var(--white)}
.prose h3{font-weight:500;font-size:20px;letter-spacing:-0.01em;margin-top:40px;color:var(--white)}
.prose a{color:var(--white);text-decoration:underline;text-decoration-color:rgba(255,255,255,0.35);text-underline-offset:3px;transition:text-decoration-color .2s}
.prose a:hover{text-decoration-color:var(--white)}
.prose strong{color:var(--white);font-weight:500}
.prose em{font-style:italic}
.prose ul,.prose ol{padding-left:24px;color:var(--read)}
.prose li{margin-top:10px;line-height:1.8}
.prose li::marker{color:var(--grey)}
.prose blockquote{
  border-left:2px solid var(--hairline);padding-left:22px;color:var(--grey);font-style:italic;
}
.prose blockquote p{color:var(--grey)}
.prose code{
  font-family:'Space Mono',monospace;font-size:0.86em;
  background:rgba(255,255,255,0.07);padding:2px 7px;border-radius:6px;
}
.prose pre{
  background:var(--panel);border:1px solid var(--hairline-soft);border-radius:12px;
  padding:20px 22px;overflow-x:auto;
}
.prose pre code{background:none;padding:0;font-size:13.5px;line-height:1.7}
.prose hr{border:none;border-top:1px solid transparent;border-image:var(--divider) 1;margin:48px 0}
.prose img{max-width:100%;height:auto;border-radius:12px;border:1px solid var(--hairline-soft)}

.article-sign{
  margin-top:44px;font-family:'Space Mono',monospace;font-size:12px;
  letter-spacing:0.14em;text-transform:uppercase;color:var(--grey);
}
.article-sign a{color:var(--white);text-decoration:none;border-bottom:1px solid var(--hairline);transition:border-color .2s}
.article-sign a:hover{border-color:var(--white)}

.article-foot{
  max-width:var(--measure);margin:64px auto 0;padding:30px 28px 0;
  border-top:1px solid transparent;border-image:var(--divider) 1;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
}
/* both footer nav links use the homepage "All Field Notes →" style: Grotesk white + sliding arrow */
.article-foot a{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Space Grotesk',system-ui,sans-serif;font-size:13px;font-weight:500;letter-spacing:normal;text-transform:none;
  text-decoration:none;color:var(--white);opacity:.85;transition:opacity .2s;
}
.article-foot a:hover{opacity:1}
.article-next{max-width:62%;justify-content:flex-end;text-align:right}

/* ---------------- share ---------------- */
.article-share{position:relative;margin-top:32px;display:flex;justify-content:flex-end}
.share-ic{flex:none}
.share-trigger{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0;
  font-family:'Space Mono',monospace;font-size:11px;letter-spacing:0.12em;text-transform:uppercase;
  color:var(--grey);background:none;border:0;cursor:pointer;
  -webkit-appearance:none;appearance:none;transition:color .2s;
}
.share-trigger:hover,.share-trigger[aria-expanded="true"]{color:var(--white)}
.share-trigger:focus-visible{outline:2px solid var(--white);outline-offset:3px;border-radius:4px}
.share-menu{
  position:absolute;top:calc(100% + 10px);right:0;z-index:50;min-width:210px;padding:6px;
  background:#121216;
  border:1px solid var(--hairline);border-radius:14px;box-shadow:0 22px 56px rgba(0,0,0,0.72);
  display:flex;flex-direction:column;gap:1px;
  animation:fn-share-pop .16s ease;
}
@keyframes fn-share-pop{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:none}}
.share-item{
  display:flex;align-items:center;gap:11px;width:100%;min-height:42px;padding:9px 13px;
  font-family:'Space Grotesk',sans-serif;font-size:14px;font-weight:400;letter-spacing:normal;text-transform:none;
  color:var(--grey);background:transparent;border:0;border-radius:9px;
  cursor:pointer;text-decoration:none;text-align:left;
  -webkit-appearance:none;appearance:none;transition:color .15s,background .15s;
}
.share-item .share-ic{opacity:.85;transition:opacity .15s}
.share-item:hover,.share-item:focus-visible{color:var(--white);background:rgba(255,255,255,0.07)}
.share-item:hover .share-ic,.share-item:focus-visible .share-ic{opacity:1}
.share-item:focus-visible{outline:2px solid var(--white);outline-offset:-2px}
.share-item.is-copied{color:var(--white)}
@media (prefers-reduced-motion: reduce){.share-menu{animation:none}}

/* returning subscribers (remembered in this browser) skip the form */
.fn-subscribed .fn-subscribe{display:none}

/* ---------------- subscribe (rounded card) ---------------- */
.fn-subscribe{
  position:relative;z-index:1;max-width:560px;margin:88px auto 0;text-align:center;
  background:rgba(255,255,255,0.025);border:1px solid var(--hairline-soft);border-radius:20px;
  padding:clamp(34px,5vw,52px) clamp(22px,4vw,44px);
}
.fn-subscribe-title{font-weight:500;font-size:19px;letter-spacing:-0.01em;color:var(--white)}
.fn-subscribe-sub{color:var(--grey);font-size:14.5px;line-height:1.6;margin:8px auto 0;max-width:58ch}
.fn-subscribe-sub a{color:var(--white);text-decoration:underline;text-decoration-color:rgba(255,255,255,0.35);text-underline-offset:3px;transition:text-decoration-color .2s}
.fn-subscribe-sub a:hover{text-decoration-color:var(--white)}
.fn-subscribe-form{display:flex;justify-content:center;gap:10px;max-width:460px;margin:18px auto 0;flex-wrap:wrap}
.fn-subscribe-form input{
  flex:1 1 220px;background:rgba(255,255,255,0.04);border:1px solid var(--hairline);
  border-radius:99px;padding:12px 18px;color:var(--white);
  font-family:'Space Grotesk',sans-serif;font-size:14px;transition:border-color .2s,background .2s;
}
.fn-subscribe-form input::placeholder{color:var(--grey)}
.fn-subscribe-form input:focus{outline:none;border-color:rgba(255,255,255,0.4);background:rgba(255,255,255,0.06)}
.fn-subscribe-form button{
  background:transparent;color:var(--white);border:1px solid var(--hairline);border-radius:99px;
  padding:12px 24px;font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:14px;cursor:pointer;
  transition:background .2s,color .2s,border-color .2s;
}
.fn-subscribe-form button:hover{background:var(--white);color:var(--black);border-color:var(--white)}
.fn-subscribe-done{color:var(--white);font-size:15px;margin-top:18px}
.fn-ml-frame{position:absolute;width:0;height:0;border:0;opacity:0;pointer-events:none}

/* ---------------- footer ---------------- */
footer{border-top:1px solid transparent;border-image:var(--divider) 1;margin-top:0;position:relative;z-index:1;overflow:hidden}
/* the footer echoes the hero's night sky: stars fade in beneath the divider */
footer::before{
  content:"";position:absolute;top:0;left:0;right:0;
  height:clamp(90px,13vh,170px);z-index:-1;pointer-events:none;
  background:linear-gradient(180deg,var(--black) 0%,transparent 100%);
}
/* a purple nebula glows top-left, behind the DEEPSKYAPPS wordmark */
.foot-nebula{
  position:absolute;left:-9%;top:-30%;
  width:min(72vw,640px);height:min(72vw,640px);
  z-index:0;pointer-events:none;opacity:.4;mix-blend-mode:screen;
  -webkit-mask-image:radial-gradient(closest-side,#000 20%,transparent 70%);
          mask-image:radial-gradient(closest-side,#000 20%,transparent 70%);
}
.foot-nebula svg{display:block;width:100%;height:100%;filter:blur(6px)}
/* shooting stars streak in from the right at random places (JS-driven) */
.foot-shooter{position:absolute;inset:0;overflow:hidden;z-index:0;pointer-events:none}
.shooting-star{
  position:absolute;width:3px;height:3px;border-radius:50%;background:#fff;opacity:0;
  box-shadow:0 0 6px 2px rgba(255,255,255,0.9),0 0 14px 5px rgba(255,255,255,0.28);
  transform:rotate(var(--rot,0deg));
}
.shooting-star::before{
  content:"";position:absolute;top:50%;left:2px;width:var(--tail,170px);height:3px;
  transform:translateY(-50%);
  background:linear-gradient(90deg,rgba(255,255,255,0.95) 0%,rgba(255,255,255,0.32) 36%,transparent 100%);
  clip-path:polygon(0 0,0 100%,100% 50%);
  filter:blur(0.5px);
}
.shooting-star.go{animation:shoot var(--dur,1s) cubic-bezier(0.2,0.55,0.45,1) forwards}
@keyframes shoot{
  0%{opacity:0;transform:translate(0,0) rotate(var(--rot)) scale(0.55)}
  10%{opacity:1}
  16%{transform:translate(calc(var(--dx) * 0.16),calc(var(--dy) * 0.16)) rotate(var(--rot)) scale(1)}
  66%{opacity:0.95}
  100%{opacity:0;transform:translate(var(--dx),var(--dy)) rotate(var(--rot)) scale(1)}
}
.foot-grid,.foot-base{position:relative;z-index:1}
.foot-grid{
  max-width:var(--max);margin:0 auto;padding:clamp(56px,8vw,88px) 28px 44px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
}
.foot-brand{display:flex;flex-direction:column;gap:13px;max-width:36ch}
.foot-wordmark{font-family:'Anta',sans-serif;font-size:15px;letter-spacing:0.06em;color:var(--white);text-decoration:none}
.foot-wordmark b{font-weight:400}
.foot-tag{color:var(--grey);font-size:14px;line-height:1.6;margin:0}
.foot-cta{display:inline-flex;align-items:center;gap:7px;width:fit-content;margin-top:3px;color:var(--white);font-size:15px;font-weight:500;line-height:1.5;text-decoration:none;font-family:'Space Grotesk',system-ui,sans-serif;transition:opacity .2s}
.foot-cta:hover{opacity:.82}
/* flex-start overrides the header nav's align-items:center, which otherwise centers these columns */
.foot-col{display:flex;flex-direction:column;align-items:flex-start;gap:11px;min-width:0}
.foot-h{font-family:'Space Mono',monospace;font-size:15px;letter-spacing:0.06em;text-transform:uppercase;color:var(--white);font-weight:400;margin:0 0 14px}
.foot-col a{color:var(--grey);font-size:13px;text-decoration:none;transition:color .2s;width:fit-content}
.foot-col a:hover{color:var(--white)}
.foot-soon{color:var(--grey);font-size:13px;font-family:'Space Mono',monospace;letter-spacing:0.16em;text-transform:uppercase;display:inline-flex;align-items:baseline}
.foot-soon .tag{font-family:'Space Mono',monospace;font-size:9px;letter-spacing:0.12em;text-transform:uppercase;margin-left:8px}
.foot-base{
  max-width:var(--max);margin:0 auto;padding:20px 28px 30px;
  border-top:1px solid transparent;border-image:var(--divider) 1;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  /* 12px: a step quieter than the 13px nav links, so the meta bar reads as meta */
  font-family:'Space Mono',monospace;font-size:12px;letter-spacing:0.08em;color:var(--grey);text-transform:uppercase;
}
.foot-base .brand{font-size:0.92em;letter-spacing:0.04em}
.foot-base a{color:var(--grey);text-decoration:none;transition:color .2s}
.foot-base a:hover{color:var(--white)}
.foot-links{display:inline-flex;align-items:baseline;gap:22px}

/* page top spacing under fixed header */
main{padding-top:clamp(120px,18vw,200px);padding-bottom:clamp(48px,8vw,80px);position:relative;z-index:1;background:var(--black)}

@media (max-width:760px){
  .nav-toggle{display:flex}
  /* phones: solid tint instead of backdrop blur. A (transitioning) backdrop-filter
     makes the header the fixed overlay's containing block, which both janks scrolling
     and traps the opening menu in the header strip */
  header.scrolled{background:rgba(0,0,0,0.88);-webkit-backdrop-filter:none;backdrop-filter:none}
  #navMenu{
    position:fixed;top:0;left:0;right:0;bottom:0;width:100%;z-index:110;
    display:flex;flex-direction:column;justify-content:center;align-items:center;gap:36px;
    /* solid sheet, no backdrop blur: blurring mid-fade rasterizes every frame,
       which lagged the open and read as a transparent flash */
    background:#000;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  body.nav-open #navMenu{opacity:1;visibility:visible;transform:none}
  body.nav-open{overflow:hidden}
  #navMenu a{font-size:15px;letter-spacing:0.18em;color:var(--white);padding:8px 12px}
  .ghostwrap .wrap{padding-top:clamp(130px,30vw,200px)}
  /* small screens shrink the ghost, so lift its contrast a touch
     (background-image only: the shorthand would reset background-clip:text) */
  .ghost{background-image:linear-gradient(180deg,rgba(255,255,255,0.15) 0%,rgba(255,255,255,0.03) 90%)}
  .note-row{grid-template-columns:1fr;gap:8px}
  .note-meta{text-align:left;padding-top:0}
  .note-num{padding-top:0}
  .prose p{font-size:16px}
  .article-foot a{padding:6px 0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px 24px;padding-bottom:36px}
  .foot-brand{grid-column:1 / -1;max-width:none}
  .foot-col a{padding:2px 0}
  /* one clean row on mobile: (c) left, back-to-top right; the signature is desktop-only */
  .foot-dot,.foot-sig{display:none}
  .foot-links a{padding:6px 0}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}