/* ============================================================
   note.css — shared reading template for field notes / blog posts
   Productionized from blog-post-template.mockup.html. Brand tokens
   are the live ones from index.html (Brand Guide v0 §2 / DESIGN-SYSTEM-v1).
   Pair with assets/fonts/fonts.css (self-hosted — no trackers).
   A note page links ONLY: fonts.css + note.css. Edit this file to
   cascade a change across every note at once.
   ============================================================ */

/* ============ Tokens ============ */
:root{
  --ink:#0E1518; --surface:#16232A; --surface-2:#1E2F37; --border:#2A3D46;
  --petrol:#2C7A7B; --petrol-deep:#1F5B5C; --petrol-light:#3D9799;
  --bronze:#B87333; --bronze-light:#CE8B4A;
  --cream:#EDE6D8; --cream-muted:#A9A295; --cream-dim:#6E6B63;
  --viz-pos:#4FB79A; --viz-mid:#D9A441; --viz-neg:#C0603E;
  --display:'Fraunces',Georgia,serif; --body:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace; --script:'Italianno',cursive;
  --max:1120px; --measure:68ch;
}

/* ============ Base ============ */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--cream);font-family:var(--body);font-size:17.5px;line-height:1.7;overflow-x:hidden}
/* faint column hairlines articulate the void (design system §2) */
body::before{content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background:repeating-linear-gradient(90deg,transparent 0,transparent calc(25% - 1px),rgba(237,230,216,.025) calc(25% - 1px),rgba(237,230,216,.025) 25%);}
/* film grain (very subtle) */
body::after{content:'';position:fixed;inset:0;pointer-events:none;z-index:90;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E")}
main,header,footer{position:relative;z-index:1}
::selection{background:var(--petrol-deep);color:var(--cream)}
a{color:var(--petrol-light);text-decoration:none;border-bottom:1px solid var(--petrol-deep);transition:border-color .25s}
a:hover{border-color:var(--bronze)}
h1,h2,h3,.pull{font-family:var(--display);letter-spacing:-.01em}
.mono{font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;color:var(--cream-dim)}
.shell{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0;background:var(--surface-2);color:var(--cream);padding:8px 16px;z-index:99}
.skip:focus{left:8px;top:8px}

/* ============ Header (site chrome) ============ */
header.chrome{position:sticky;top:0;z-index:60;display:flex;justify-content:space-between;align-items:center;
  padding:16px 24px;background:linear-gradient(180deg,rgba(14,21,24,.92),rgba(14,21,24,.55));backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(42,61,70,.6)}
header.chrome .wordmark{font-family:var(--display);font-weight:480;font-size:18px;color:var(--cream);border:none}
header.chrome nav{display:flex;gap:22px}
header.chrome nav a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--cream-dim);border:none}
header.chrome nav a:hover{color:var(--bronze-light)}
header.chrome nav a.current{color:var(--bronze-light)}
@media(max-width:640px){header.chrome nav a:not(.current){display:none}}

/* ============ Post hero — full-bleed featured image, article below ============ */
#hero{position:relative;background:var(--ink);border-bottom:1px solid var(--border)}
.poster{position:relative;width:100%;aspect-ratio:16/9;max-height:82vh;overflow:hidden;background:#0A0F12}
.poster img{width:100%;height:100%;object-fit:cover;display:block}
/* graceful state — the text-hero variant. Shown when no <img> is present,
   or flipped on via onerror when a poster image fails. */
.poster.text-hero .missing,.poster .missing{display:grid;position:absolute;inset:0;place-content:center;justify-items:center;gap:10px;text-align:center;padding:24px;
  background:repeating-linear-gradient(135deg,rgba(237,230,216,.03) 0 12px,transparent 12px 24px),#0A0F12}
.poster img + .missing{display:none} /* hide fallback while a real image is present */
.poster .missing .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--bronze-light)}
.poster .missing .lockup{font-family:var(--display);font-size:clamp(26px,4vw,44px);font-weight:500;line-height:1.1;color:var(--cream);max-width:22ch}
.poster .missing .lockup em{font-family:var(--script);font-style:normal;color:var(--bronze-light);font-size:1.2em}
.poster::after{content:'';position:absolute;left:0;right:0;bottom:0;height:110px;background:linear-gradient(transparent,var(--ink));pointer-events:none;z-index:2}
.poster--editorial{isolation:isolate;min-height:640px;max-height:calc(100svh - 62px)}
.poster--editorial img{position:absolute;inset:0;z-index:0}
.poster--editorial::before{content:'';position:absolute;z-index:2;inset:22px;border:1px solid rgba(237,230,216,.13);pointer-events:none}
.poster--editorial::after{inset:0;height:auto;background:
  linear-gradient(90deg,rgba(5,10,12,.28) 0%,rgba(5,10,12,.08) 44%,rgba(5,10,12,.68) 67%,rgba(5,10,12,.92) 100%),
  linear-gradient(0deg,rgba(5,10,12,.92) 0%,rgba(5,10,12,.14) 42%,rgba(5,10,12,.34) 100%)}
.poster-index{position:absolute;z-index:3;top:42px;left:max(44px,calc((100% - var(--max))/2 + 24px));display:flex;align-items:center;gap:14px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(237,230,216,.72)}
.poster-index i{display:block;width:74px;height:1px;background:linear-gradient(90deg,var(--bronze-light),transparent)}
.poster-copy{position:absolute;z-index:3;top:clamp(88px,13vh,132px);right:max(44px,calc((100% - var(--max))/2 + 24px));width:min(500px,40vw)}
#hero .poster-copy h1{max-width:9ch;font-family:var(--display);font-size:clamp(52px,5.5vw,84px);font-weight:500;line-height:.94;letter-spacing:-.035em;text-wrap:balance}
#hero .poster-copy h1 em{display:block;color:var(--bronze-light);font-family:var(--script);font-size:1.08em;font-style:normal;font-weight:400;letter-spacing:0;line-height:.86}
.poster-copy>p{max-width:37ch;margin-top:24px;color:rgba(237,230,216,.76);font-size:clamp(15px,1.35vw,18px);line-height:1.55}
.poster-meta{display:flex;flex-wrap:wrap;gap:9px 18px;margin-top:28px;padding-top:18px;border-top:1px solid rgba(237,230,216,.2);
  font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:rgba(237,230,216,.56)}
.poster-meta span{position:relative}
.poster-meta span:not(:last-child)::after{position:absolute;right:-11px;color:var(--bronze-light);content:'·'}
.poster-yield{position:absolute;z-index:3;bottom:42px;left:max(44px,calc((100% - var(--max))/2 + 24px));display:grid;grid-template-columns:repeat(3,minmax(88px,1fr));width:min(390px,38vw);
  font-family:var(--mono);font-style:normal}
.poster-yield .yield-label{grid-column:1/-1;margin-bottom:11px;color:rgba(237,230,216,.48);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase}
.poster-yield>span:not(.yield-label){display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:11px 14px 0 0;border-top:1px solid rgba(237,230,216,.22)}
.poster-yield>span:not(.yield-label)::before{position:absolute;width:1px;height:7px;margin-top:-15px;background:var(--bronze);content:''}
.poster-yield b{color:rgba(237,230,216,.45);font-size:9px;font-weight:400;letter-spacing:.08em;text-transform:uppercase}
.poster-yield em{color:var(--cream);font-size:15px;font-style:normal;font-variant-numeric:tabular-nums}
#hero .shell{position:relative;z-index:3;max-width:900px;padding-top:34px;padding-bottom:52px}
.hero-support{padding-top:28px!important;padding-bottom:40px!important}
.eyebrow-row{display:flex;align-items:center;gap:18px;margin-bottom:20px}
.crumb{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--cream-muted);text-transform:uppercase;white-space:nowrap}
.crumb a{color:var(--bronze-light);border:none}
.eyebrow-row .gold-rule{height:1px;flex:1;max-width:240px;
  background:linear-gradient(90deg,var(--bronze) 0%,rgba(206,139,74,.5) 55%,rgba(206,139,74,0) 100%);
  box-shadow:0 0 8px rgba(184,115,51,.5)}
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 22px}
.chip{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--cream-muted);
  border:1px solid var(--border);border-radius:20px;padding:5px 13px;transition:.25s}
.chip:hover{border-color:var(--bronze);color:var(--bronze-light)}
.chip.cat{color:var(--ink);letter-spacing:.1em;text-transform:uppercase;font-weight:500;border:none;
  background:linear-gradient(180deg,var(--bronze-light),var(--bronze));
  box-shadow:0 2px 10px rgba(184,115,51,.35),inset 0 1px 0 rgba(255,255,255,.25)}
.no{font-family:var(--mono);font-size:12px;color:var(--bronze-light);letter-spacing:.16em;display:block;margin-bottom:14px}
#hero h1{font-family:var(--display);font-size:clamp(22px,3vw,30px);font-weight:500;line-height:1.15;color:var(--cream);max-width:26ch}
#hero h1 em{font-family:var(--script);font-style:normal;color:var(--bronze-light);font-size:1.25em;line-height:.7}
.dek{margin-top:18px;max-width:54ch;font-size:clamp(18px,2.2vw,21px);color:var(--cream-muted);line-height:1.5}
.byline{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;margin-top:28px;
  border-top:1px solid var(--border);padding-top:22px}
.byline .who{display:flex;align-items:center;gap:12px}
.byline .avatar{width:40px;height:40px;border-radius:50%;flex:0 0 40px;
  background:linear-gradient(150deg,var(--petrol),var(--surface-2));display:grid;place-items:center;
  font-family:var(--display);font-size:16px;color:var(--cream)}
.byline .who b{font-weight:500;color:var(--cream);font-size:14.5px}
.byline .who span{display:block;font-family:var(--mono);font-size:11px;color:var(--cream-dim);letter-spacing:.04em}
.byline .m{font-family:var(--mono);font-size:11.5px;color:var(--cream-dim);letter-spacing:.06em}
.byline .m b{color:var(--petrol-light);font-weight:400}

@media(max-width:760px){
  .poster--editorial{display:block;min-height:650px;max-height:none;aspect-ratio:auto;background:var(--ink)}
  .poster--editorial img{height:236px;object-position:center center}
  .poster--editorial::before{inset:12px}
  .poster--editorial::after{background:linear-gradient(180deg,rgba(5,10,12,.04) 0,rgba(5,10,12,.08) 150px,var(--ink) 252px,var(--ink) 100%)}
  .poster-index{top:22px;left:22px;font-size:9px}
  .poster-index i{width:44px}
  .poster-copy{top:268px;right:22px;left:22px;width:auto}
  #hero .poster-copy h1{max-width:10ch;font-size:clamp(42px,12.2vw,54px)}
  .poster-copy>p{max-width:34ch;margin-top:18px;font-size:14px}
  .poster-meta{gap:8px 16px;margin-top:20px;padding-top:14px;font-size:9px}
  .poster-yield{right:22px;bottom:24px;left:22px;width:auto;grid-template-columns:repeat(3,1fr)}
  .poster-yield>span:not(.yield-label){padding-right:10px}
  .poster-yield b{font-size:8px}
  .poster-yield em{font-size:13px}
  .hero-support{padding-top:24px!important;padding-bottom:34px!important}
}

/* ============ Layout — reading column + sticky rail ============ */
.layout{display:grid;gap:40px;grid-template-columns:1fr;padding-top:52px;padding-bottom:80px}
@media(min-width:960px){.layout{grid-template-columns:minmax(0,1fr) 288px;gap:56px;align-items:start}}

/* ---- Reading column ---- */
.article{max-width:var(--measure);width:100%}
.article > *{margin-bottom:24px}
.article h2{font-family:var(--display);font-weight:500;font-size:clamp(24px,3vw,30px);line-height:1.2;margin:44px 0 4px;scroll-margin-top:90px}
.article h3{font-family:var(--body);font-weight:500;font-size:20px;color:var(--cream);margin:30px 0 2px}
.article p{color:var(--cream-muted)}
.article p strong{color:var(--cream);font-weight:500}
.article .lede{font-size:20px;line-height:1.6;color:var(--cream)}
.article a{color:var(--petrol-light)}
.article ul,.article ol{color:var(--cream-muted);padding-left:24px}
.article li{margin-bottom:8px}
.article code{font-family:var(--mono);font-size:.82em;background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:1px 6px;color:var(--bronze-light)}

/* pull quote */
.pquote{border-left:2px solid var(--bronze);padding:6px 0 6px 28px;margin:38px 0}
.pquote,.pquote *{font-family:var(--display)}
.pquote{font-size:clamp(22px,3vw,30px);line-height:1.3;font-weight:480;color:var(--cream)}
.pquote cite{display:block;margin-top:14px;font-family:var(--mono);font-style:normal;font-size:12px;letter-spacing:.06em;color:var(--cream-dim)}

/* code block — editor chrome, brand syntax palette */
.code{background:#0B1114;border:1px solid var(--border);border-radius:12px;overflow:hidden;
  box-shadow:inset 0 1px 0 rgba(237,230,216,.05),0 12px 30px rgba(0,0,0,.45)}
.code .bar{display:flex;align-items:center;gap:8px;padding:10px 14px;background:var(--surface);border-bottom:1px solid var(--border)}
.code .dot{width:10px;height:10px;border-radius:50%;background:var(--cream-dim);opacity:.5}
.code .dot:nth-child(1){background:var(--viz-neg)}.code .dot:nth-child(2){background:var(--viz-mid)}.code .dot:nth-child(3){background:var(--viz-pos)}
.code .lang{margin-left:8px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--cream-dim)}
.code .copy{margin-left:auto;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--petrol-light);cursor:pointer;border:none;background:none}
.code pre{margin:0;padding:18px 18px;overflow-x:auto;font-family:var(--mono);font-size:13px;line-height:1.75;color:var(--cream)}
.code .cm{color:var(--cream-dim)}      /* comment */
.code .kw{color:var(--petrol-light)}   /* keyword */
.code .st{color:var(--viz-pos)}        /* string  */
.code .fn{color:var(--bronze-light)}   /* function*/
.code .nm{color:var(--viz-mid)}        /* number  */
.code .ln{color:var(--cream-dim);user-select:none;display:inline-block;width:2ch;margin-right:16px;text-align:right}

/* figure / diagram slot */
figure.fig{margin:34px 0}
figure.fig img{width:100%;height:auto;border:1px solid var(--border);border-radius:12px;display:block}
figure.fig .slot{aspect-ratio:16/9;border:1px dashed var(--border);border-radius:12px;
  background:radial-gradient(ellipse at 50% 40%,rgba(31,91,92,.2),var(--surface) 74%);display:grid;place-items:center}
figure.fig .slot span{font-family:var(--mono);font-size:12px;color:var(--cream-dim);letter-spacing:.06em}
figure.fig figcaption{margin-top:12px;font-family:var(--mono);font-size:11.5px;color:var(--cream-dim);letter-spacing:.03em}
/* embedded interactive chart (isolated in an iframe; auto-height via postMessage) */
.chart-embed{display:block;width:100%;height:840px;border:1px solid var(--border);border-radius:14px;background:var(--ink);transition:height .2s}

/* callout / aside */
.callout{border:1px solid var(--border);border-left:3px solid var(--petrol);border-radius:0 10px 10px 0;
  background:linear-gradient(150deg,rgba(44,122,123,.12),rgba(22,35,42,.4));padding:20px 22px}
.callout .k{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--petrol-light);display:block;margin-bottom:8px}
.callout p{color:var(--cream-muted);font-size:15px;line-height:1.6;margin:0}

/* ============ Table theme — inline data ============ */
.tbl-wrap{margin:34px 0;border:1px solid var(--border);border-radius:12px;overflow:hidden;
  background:var(--surface);box-shadow:inset 0 1px 0 rgba(237,230,216,.05),0 12px 30px rgba(0,0,0,.4)}
.tbl-cap{display:flex;align-items:baseline;gap:10px;padding:13px 18px;border-bottom:1px solid var(--border);
  background:linear-gradient(180deg,rgba(30,47,55,.7),transparent)}
.tbl-cap .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--bronze-light)}
.tbl-cap .sub{font-family:var(--mono);font-size:11px;color:var(--cream-dim);letter-spacing:.04em;margin-left:auto}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.tbl-scroll{background:
  linear-gradient(90deg,var(--surface) 30%,transparent) left/24px 100% no-repeat,
  linear-gradient(90deg,transparent,var(--surface) 70%) right/24px 100% no-repeat,
  radial-gradient(farthest-side at 100% 50%,rgba(0,0,0,.32),transparent) right/12px 100% no-repeat;
  background-attachment:local,local,scroll}
table.data{width:100%;border-collapse:collapse;font-size:14px;min-width:460px}
table.data thead th{font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cream-dim);text-align:left;padding:13px 18px;border-bottom:1px solid var(--petrol-deep);white-space:nowrap;
  position:sticky;top:0;background:var(--surface);background-clip:padding-box}
table.data tbody td{padding:12px 18px;border-bottom:1px solid rgba(42,61,70,.55);color:var(--cream-muted);
  vertical-align:middle;line-height:1.45}
table.data tbody tr:last-child td{border-bottom:none}
table.data tbody tr{transition:background .2s}
table.data tbody tr:hover td{background:rgba(30,47,55,.55)}
table.data tbody th[scope=row],table.data td.rowhead{color:var(--cream);font-weight:500;font-family:var(--body);text-align:left;white-space:nowrap}
table.data .num{text-align:right;font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:13px;color:var(--cream);white-space:nowrap}
table.data thead th.num{text-align:right}
.pill{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.02em;padding:2px 9px;border-radius:20px;
  font-variant-numeric:tabular-nums;line-height:1.5}
.pill.up{color:var(--viz-pos);background:rgba(79,183,154,.14)}
.pill.down{color:var(--viz-neg);background:rgba(192,96,62,.16)}
.pill.flat{color:var(--cream-dim);background:rgba(110,107,99,.16)}
.bar{position:relative;min-width:96px}
.bar .track{height:7px;border-radius:6px;background:rgba(42,61,70,.7);overflow:hidden}
.bar .fill{height:100%;border-radius:6px;background:linear-gradient(90deg,var(--petrol),var(--petrol-light))}
.bar .fill.bronze{background:linear-gradient(90deg,var(--bronze),var(--bronze-light))}
.bar .val{position:absolute;right:0;top:-1px;font-family:var(--mono);font-size:11px;color:var(--cream-dim);font-variant-numeric:tabular-nums}
.tick{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:12px;color:var(--cream-muted);white-space:nowrap}
.tick i{width:7px;height:7px;border-radius:50%;flex:0 0 7px}
.tick.ok i{background:var(--viz-pos)}.tick.warn i{background:var(--viz-mid)}.tick.bad i{background:var(--viz-neg)}
@media(max-width:600px){.tbl-cap .sub{display:none}table.data thead th,table.data tbody td{padding:11px 14px}}

/* ============ CTA — no forms (design system §5). Link register only. ============ */
.cta{position:relative;margin:54px 0;border:1px solid rgba(204,139,78,.62);border-radius:14px;overflow:hidden;
  background:linear-gradient(128deg,rgba(54,48,40,.92),rgba(22,35,42,.88) 48%,rgba(12,21,26,.98));
  box-shadow:0 18px 48px -26px rgba(0,0,0,.9),0 6px 18px -12px rgba(184,115,51,.45);
  display:grid;grid-template-columns:1fr;isolation:isolate}
.cta::before{content:"";position:absolute;z-index:2;inset:0 0 auto;height:1px;
  background:linear-gradient(90deg,transparent 8%,var(--bronze-light) 38%,rgba(107,166,170,.65) 74%,transparent)}
@media(min-width:620px){.cta{grid-template-columns:190px 1fr;min-height:278px}}
.cta .thumb{position:relative;min-height:190px;overflow:hidden;background:var(--surface)}
@media(min-width:620px){.cta .thumb{min-height:278px;border-right:1px solid rgba(184,115,51,.28)}}
.cta .thumb::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,16,20,.08) 32%,rgba(8,16,20,.84) 100%);pointer-events:none}
.cta .thumb img{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 50%}
.cta .thumb span{position:absolute;z-index:1;left:18px;right:18px;bottom:17px;font-family:var(--mono);
  font-size:10px;line-height:1.55;color:var(--cream);letter-spacing:.12em;text-transform:uppercase;text-shadow:0 1px 12px rgba(0,0,0,.8)}
.cta .body{position:relative;align-self:center;padding:30px clamp(26px,4vw,42px) 32px}
.cta .report-meta{display:flex;flex-wrap:wrap;gap:7px 18px;margin-bottom:15px;font-family:var(--mono);
  font-size:10.5px;line-height:1.4;letter-spacing:.1em;text-transform:uppercase;color:var(--bronze-light)}
.cta .report-meta span+span{position:relative}
.cta .report-meta span+span::before{content:"";position:absolute;left:-10px;top:50%;width:3px;height:3px;border-radius:50%;background:var(--petrol);transform:translateY(-50%)}
.cta h3{max-width:18ch;font-family:var(--display);font-size:clamp(25px,3.2vw,32px);line-height:1.08;font-weight:500;
  letter-spacing:-.02em;color:var(--cream);text-wrap:balance;margin-bottom:12px}
.cta p{max-width:66ch;font-size:14.5px;color:var(--cream-muted);line-height:1.6;margin-bottom:22px}
.cta .row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.btn{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--ink);background:var(--bronze);
  border:none;border-radius:22px;padding:10px 18px;cursor:pointer;transition:.25s;display:inline-block}
.btn:hover{background:var(--bronze-light);border:none}
.btn.ghost{color:var(--cream-muted);background:transparent;border:1px solid var(--border)}
.btn.ghost:hover{color:var(--cream);border-color:var(--petrol);background:transparent}
.cta .btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:11px 20px;
  color:#081317;background:var(--bronze-light);font-weight:700;letter-spacing:.035em;
  box-shadow:0 8px 22px -12px rgba(184,115,51,.85);transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s cubic-bezier(.16,1,.3,1),box-shadow .2s ease}
.cta .btn:hover{color:#081317;background:#D99A5C;transform:translateY(-2px);box-shadow:0 12px 28px -13px rgba(204,139,78,.95)}
.cta .btn:active{transform:translateY(0)}
.cta .btn:focus-visible{outline:2px solid var(--cream);outline-offset:3px}
.cta .btn.ghost{color:var(--cream-muted);background:transparent;border-color:var(--border);font-weight:400;box-shadow:none}
.cta .btn.ghost:hover{color:var(--cream);background:transparent;border-color:var(--petrol)}
@media(max-width:619px){.cta .thumb{height:190px}.cta .thumb img{object-position:50% 48%}.cta .body{padding:26px 22px 28px}}
@media(max-width:420px){.cta .row{display:grid}.cta .btn{width:100%}}
@media(prefers-reduced-motion:reduce){.cta .btn{transition:none}.cta .btn:hover{transform:none}}

/* author bio */
.author{display:flex;gap:20px;align-items:flex-start;border-top:1px solid var(--border);padding-top:30px;margin-top:46px}
.author .avatar{width:64px;height:64px;border-radius:12px;flex:0 0 64px;
  background:linear-gradient(150deg,var(--petrol),var(--surface-2));display:grid;place-items:center;
  font-family:var(--display);font-size:24px;color:var(--cream)}
.author h4{font-family:var(--display);font-size:19px;font-weight:500;color:var(--cream);margin-bottom:6px}
.author p{font-size:14.5px;color:var(--cream-muted);line-height:1.6;margin-bottom:10px}
.author .links{display:flex;gap:16px;font-family:var(--mono);font-size:11.5px}

/* ---- Sticky rail ---- */
.rail{display:flex;flex-direction:column;gap:26px}
@media(min-width:960px){.rail{position:sticky;top:82px}}
.rail .box{border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:18px 18px}
.rail .box .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--cream-dim);display:block;margin-bottom:14px}
.toc a{display:block;border:none;font-size:13.5px;color:var(--cream-muted);padding:6px 0 6px 12px;border-left:1px solid var(--border);line-height:1.4}
.toc a:hover{color:var(--cream);border-left-color:var(--petrol)}
.toc a.here{color:var(--bronze-light);border-left-color:var(--bronze)}
.series{list-style:none;counter-reset:s}
.series li{counter-increment:s;position:relative;padding:10px 0 10px 34px;border-bottom:1px dashed var(--border);font-size:13.5px;line-height:1.4;color:var(--cream-muted)}
.series li:last-child{border-bottom:none}
.series li::before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:10px;font-family:var(--mono);font-size:11px;color:var(--petrol-light)}
.series li.current{color:var(--cream)}
.series li.current::before{color:var(--bronze-light)}
.series li.current::after{content:'you are here';display:block;font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;color:var(--bronze-light);margin-top:3px}
.series li a{border:none;color:inherit}
.series li a:hover{color:var(--petrol-light)}
.share{display:flex;gap:10px;flex-wrap:wrap}
.share a,.share button{flex:1;min-width:66px;font-family:var(--mono);font-size:11px;letter-spacing:.05em;color:var(--cream-muted);
  background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:9px 6px;cursor:pointer;transition:.25s;text-align:center}
.share a:hover,.share button:hover{border-color:var(--petrol);color:var(--cream)}

/* ============ Related / continue series ============ */
#related{border-top:1px solid var(--border);background:var(--surface)}
#related .shell{padding-top:56px;padding-bottom:56px}
.sec-head{display:flex;align-items:baseline;gap:16px;margin-bottom:28px}
.sec-head .n{font-family:var(--mono);font-size:12px;color:var(--cream-dim);letter-spacing:.08em}
.sec-head .l{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--petrol-light);text-transform:lowercase}
.sec-head .rule{flex:1;height:2px;background:linear-gradient(180deg,rgba(0,0,0,.5) 0 1px,rgba(237,230,216,.07) 1px 2px)}
.rel-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel{border:1px solid var(--border);border-radius:12px;padding:22px 22px;background:var(--ink);position:relative;
  transition:transform .35s,border-color .35s;display:flex;flex-direction:column;gap:10px}
.rel:hover{transform:translateY(-3px);border-color:var(--petrol-deep)}
.rel::before{content:'';position:absolute;top:0;left:22px;right:22px;height:2px;border-radius:0 0 2px 2px}
.rel:nth-child(1)::before{background:var(--petrol)}.rel:nth-child(2)::before{background:var(--viz-mid)}.rel:nth-child(3)::before{background:var(--viz-pos)}.rel:nth-child(4)::before{background:var(--bronze)}
.rel .no{margin:0}
.rel h3{font-family:var(--display);font-size:18px;font-weight:500;color:var(--cream);line-height:1.25}
.rel p{font-size:13.5px;color:var(--cream-muted);line-height:1.5;flex:1}
.rel .m{font-family:var(--mono);font-size:10.5px;color:var(--cream-dim);letter-spacing:.06em}

/* ============ Footer (mirrors homepage hero: full-bleed, flourish) ============ */
footer.big{position:relative;overflow:hidden;border-top:1px solid var(--border);background:#080C0E}
footer.big::before{content:'';position:absolute;inset:0;pointer-events:none;z-index:0;
  background:linear-gradient(180deg,rgba(8,12,14,.58) 0%,rgba(8,12,14,.40) 42%,rgba(8,12,14,.80) 100%),
             url("media/blog-footer-mockup-1-desktop.png") center/cover no-repeat}
@media(max-width:640px){
  footer.big::before{background:linear-gradient(180deg,rgba(8,12,14,.60) 0%,rgba(8,12,14,.42) 40%,rgba(8,12,14,.86) 100%),
             url("media/blog-footer-mockup-1-mobile.png") center/cover no-repeat}
}
footer.big .shell{position:relative;z-index:1;padding-top:88px;padding-bottom:40px}
footer.big .signoff{font-family:var(--script);font-size:clamp(52px,10vw,120px);line-height:.9;color:var(--bronze);opacity:.9;margin-bottom:4px}
footer.big .pull{font-family:var(--display);font-size:clamp(26px,4vw,42px);font-weight:480;line-height:1.15;max-width:20ch;color:var(--cream);margin-bottom:44px}
footer.big .cols{display:grid;grid-template-columns:1fr;gap:32px 24px;border-top:1px solid var(--border);padding-top:40px}
@media(min-width:720px){footer.big .cols{grid-template-columns:1.4fr 1fr 1fr 1fr}}
footer.big .col .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--cream-dim);display:block;margin-bottom:14px}
footer.big .col a{display:block;border:none;font-family:var(--mono);font-size:12.5px;color:var(--cream-muted);letter-spacing:.03em;padding:5px 0}
footer.big .col a:hover{color:var(--bronze-light)}
footer.big .wordmark{font-family:var(--display);font-size:26px;font-weight:480;color:var(--cream)}
footer.big .col p{font-size:13px;color:var(--cream-muted);line-height:1.6;margin-top:10px;max-width:32ch}
footer.big .colophon{margin-top:52px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  border-top:1px solid var(--border);padding-top:22px}
footer.big .colophon span{font-family:var(--mono);font-size:11px;color:var(--cream-dim);letter-spacing:.05em}
@media(max-width:719px){
  footer.big .shell{padding-top:64px;padding-bottom:30px}
  footer.big .signoff{font-size:clamp(50px,16vw,72px)}
  footer.big .pull{max-width:16ch;margin-bottom:32px;font-size:clamp(28px,8vw,36px)}
  footer.big .cols{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px 16px;padding-top:28px}
  footer.big .col:first-child{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:18px;align-items:baseline}
  footer.big .col:first-child p{margin-top:0}
  footer.big .wordmark{font-size:22px}
  footer.big .col .k{margin-bottom:10px;font-size:9px}
  footer.big .col a{font-size:11px;line-height:1.45;padding:4px 0;overflow-wrap:anywhere}
  footer.big .colophon{margin-top:34px;display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}
  footer.big .colophon span{font-size:9.5px;line-height:1.5}
}
@media(max-width:380px){
  footer.big .cols{gap:24px 12px}
  footer.big .col:first-child{grid-template-columns:1fr;gap:4px}
}

/* ============ Reduced motion — first-class ============ */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}