/* ============================================================
   East River Notes — screen.css
   Serif voice (Spectral) · Ink palette · Margin layout
   ============================================================ */
:root{
  --serif:"Spectral",Georgia,"Times New Roman",serif;
  --label:-apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","Helvetica Neue",Arial,sans-serif;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","Helvetica Neue",Arial,sans-serif;
  --paper:#FFFFFF; --ink:#1D1D1F; --ink-soft:#515154; --ink-faint:#86868B;
  --accent:var(--ghost-accent-color,#0066CC); --tint:#F5F5F7; --rule:#E5E5E7; --rule-strong:#D2D2D7;
  --measure:39rem; --measure-index:39rem; --rail:15rem; --gap:2.6rem;
}
*{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:var(--serif); font-size:18px; line-height:1.62;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; text-decoration:none; }
a.link,.prose a{ color:var(--accent); }
a.link:hover,.prose a:hover{ text-decoration:underline; text-underline-offset:3px; }
.lab{ font-family:var(--label); font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-faint); }
.wrap{ max-width:var(--measure-index); margin:0 auto; padding:0 26px; }
.skip{ position:absolute; left:-9999px; }
.skip:focus{ left:8px; top:8px; background:var(--ink); color:#fff; padding:8px 12px; border-radius:8px; z-index:100; font-family:var(--label); font-size:13px; }

/* ---------- Masthead / nameplate ---------- */
.mast{ padding:38px 18px 22px; border-bottom:1px solid var(--rule); text-align:center; }
.np{ display:inline-block; max-width:100%; text-align:center; }
.np .r{ display:block; height:1px; background:var(--ink); width:100%; margin:0 auto; }
.np .word{ font-family:var(--serif); font-weight:500; font-size:clamp(24px,4.6vw,40px); letter-spacing:.22em; text-transform:uppercase; padding:18px 0 20px .22em; color:var(--ink); }
.np img{ max-height:56px; width:auto; margin:0 auto; }
.nav{ font-family:var(--label); font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-soft); display:flex; gap:26px; justify-content:center; flex-wrap:wrap; margin-top:20px; }
.nav a{ color:inherit; text-decoration:none; }
.nav a:hover{ color:var(--accent); }

/* ---------- Homepage ---------- */
.hero{ padding:70px 0 56px; }
.hero .lede{ font-family:var(--serif); font-weight:500; font-size:1.92rem; line-height:1.32; margin:0 0 20px; max-width:34rem; }
.hero .by{ font-family:var(--label); font-size:13px; color:var(--ink-faint); margin:0; }
.hero .by .free{ color:var(--ink-soft); }
section.blk{ padding:42px 0; border-top:1px solid var(--rule); }
.blk.first{ border-top:none; padding-top:48px; }
.blk-h{ display:flex; align-items:baseline; justify-content:space-between; margin:0 0 22px; }
.blk-h a{ font-family:var(--label); font-size:13px; color:var(--accent); }
.start a.item{ display:block; padding:18px 0; border-top:1px solid var(--rule); }
.start a.item:first-of-type{ border-top:none; padding-top:0; }
.start .st-t{ font-family:var(--serif); font-weight:600; font-size:1.34rem; line-height:1.22; color:var(--ink); }
.start a.item:hover .st-t{ color:var(--accent); }
.start .st-d{ font-size:.98rem; color:var(--ink-soft); margin-top:4px; line-height:1.45; }
.cov{ display:grid; grid-template-columns:1fr 1fr; gap:30px 40px; }
.cov .cg-lab{ font-family:var(--label); font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-faint); margin:0 0 12px; }
.cov .names{ display:flex; flex-direction:column; gap:9px; }
.cov .names .n{ font-family:var(--serif); font-size:1.08rem; color:var(--ink); }
.cov .names a.n:hover{ color:var(--accent); }
.cov .names .soon{ color:var(--ink-faint); }

/* ---------- Post list (archive / tag / author) ---------- */
.list{ padding-top:44px; padding-bottom:20px; }
.list .page-head{ margin:0 0 26px; }
.list .page-head h1{ font-family:var(--serif); font-weight:600; font-size:2rem; margin:.2rem 0 .3rem; }
.list .page-head p{ color:var(--ink-soft); font-size:1.02rem; margin:0; max-width:34rem; }
.pcard{ display:block; padding:22px 0; border-top:1px solid var(--rule); }
.pcard:first-of-type{ border-top:none; }
.pcard .pk{ font-family:var(--label); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--accent); }
.pcard .pt{ font-family:var(--serif); font-weight:600; font-size:1.4rem; line-height:1.2; margin:5px 0 5px; color:var(--ink); }
.pcard:hover .pt{ color:var(--accent); }
.pcard .pd{ font-size:1rem; color:var(--ink-soft); line-height:1.5; margin:0 0 8px; }
.pcard .pm{ font-family:var(--label); font-size:12px; color:var(--ink-faint); }

/* ---------- Article ---------- */
.article{ padding:52px 0 0; }
.article-inner{ max-width:var(--measure); margin:0 auto; padding:0 26px; }
.a-eyebrow{ font-family:var(--label); font-size:.72rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); }
.a-title{ font-family:var(--serif); font-weight:600; font-size:2.5rem; letter-spacing:-.005em; line-height:1.1; margin:.5rem 0 .5rem; color:var(--ink); text-indent:-.03em; }
.a-dek{ font-family:var(--serif); font-size:1.16rem; line-height:1.5; color:var(--ink-soft); margin:0 0 1.4rem; }
.a-byline{ font-family:var(--label); font-size:.82rem; color:var(--ink-faint); display:flex; gap:14px; flex-wrap:wrap; align-items:center; padding:14px 0; border-top:1px solid var(--rule); border-bottom:1px solid var(--rule); }
.a-byline .who{ color:var(--ink-soft); }
.a-feature{ margin:2rem 0; }
.a-feature img{ width:100%; border-radius:6px; }

/* Summary card (the signature element): all-caps purpose line + bullets */
.summary{ border:1px solid var(--rule-strong); border-radius:14px; padding:20px 24px; margin:2rem 0; background:var(--tint); }
.summary .sum-purpose{ font-family:var(--label); font-size:.70rem; font-weight:600; letter-spacing:.15em; text-transform:uppercase; color:var(--accent); line-height:1.5; margin:0; }
.summary .sum-body{ font-family:var(--serif); font-size:1.02rem; line-height:1.56; color:var(--ink); margin:12px 0 0; }
.summary .sum-body ul{ margin:0; padding-left:1.15rem; }
.summary .sum-body li{ margin:.32rem 0; }
.summary .sum-body li::marker{ color:var(--ink-faint); }

/* Article grid with margin rail */
.article-grid{ display:grid; grid-template-columns:1fr; }
.rail{ display:none; }
@media (min-width:1040px){
  .article-grid{ grid-template-columns:minmax(0,var(--measure)) var(--rail); justify-content:center; gap:var(--gap); }
  .article-grid .article-inner{ margin:0; padding:0; }
  .rail{ display:block; position:sticky; top:32px; align-self:start; font-family:var(--label); padding-top:4px; }
  .rail .rl-sec{ margin-bottom:26px; }
  .rail .rl-lab{ font-size:10.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); margin:0 0 10px; }
  .rail .rl-toc a{ display:block; font-size:12.5px; color:var(--ink-soft); line-height:1.35; padding:4px 0; border-left:2px solid var(--rule); padding-left:12px; }
  .rail .rl-toc a:hover,.rail .rl-toc a.on{ color:var(--ink); border-left-color:var(--accent); }
  .rail .rl-about{ font-size:12.5px; color:var(--ink-soft); line-height:1.5; }
  .rail .block{ margin:0 0 26px; }
  .rail .block h5{ font-size:10.5px; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); margin:0 0 10px; }
  .rail .block ol{ list-style:none; margin:0; padding:0 0 0 12px; border-left:2px solid var(--rule); }
  .rail .block ol li{ margin:0 0 8px; font-size:12.5px; line-height:1.35; }
  .rail .block ol li a{ color:var(--ink-soft); display:block; text-decoration:none; }
  .rail .block ol li a:hover{ color:var(--ink); }
  .rail .block .kt{ font-size:12.5px; line-height:1.4; color:var(--ink-soft); margin:0 0 7px; }
  .rail .block .kt b{ color:var(--ink); font-weight:600; }
  .rail .block .about{ font-size:12.5px; line-height:1.5; color:var(--ink-soft); }
  /* rail markup variant: <p class="rlabel"> + <ul> */
  .rail .block .rlabel{ font-size:10.5px; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); margin:0 0 10px; padding-bottom:6px; border-bottom:1px solid var(--rule); }
  .rail .block ul{ list-style:none; margin:0; padding:0; }
  .rail .onthispage ul{ padding-left:12px; border-left:2px solid var(--rule); }
  .rail .onthispage li{ margin:0 0 8px; }
  .rail .onthispage a{ display:block; font-size:12.5px; line-height:1.35; color:var(--ink-soft); text-decoration:none; }
  .rail .onthispage a:hover{ color:var(--ink); }
  .rail .keyterms li{ font-size:12.5px; line-height:1.4; color:var(--ink-soft); margin:0 0 7px; }
  .rail .keyterms b{ color:var(--ink); font-weight:600; }
  .rail .about p{ font-size:12.5px; line-height:1.5; color:var(--ink-soft); margin:0; }
  .post-template .foot .wrap{ max-width:calc(var(--measure) + var(--gap) + var(--rail)); padding-left:0; padding-right:0; }
}

/* Prose */
.prose{ font-size:1.0rem; line-height:1.68; color:var(--ink); margin-top:2rem; }
.prose > *{ max-width:100%; }
.prose h2{ font-family:var(--serif); font-weight:600; font-size:1.5rem; letter-spacing:-.005em; line-height:1.2; margin:2.4rem 0 .8rem; text-indent:-.03em; }
.prose h3{ font-family:var(--serif); font-weight:600; font-size:1.2rem; margin:1.8rem 0 .6rem; }
.prose p{ margin:0 0 1.15rem; text-align:justify; }
/* Callout / pull boxes never justify – short lines make justify look broken */
.ern-doc .eli-line, .ern-doc .oneline .line, .ern-doc .framework p, .ern-doc .sidenote p, .ern-doc .summary .purpose,
.ern-doc .oneline p, .ern-doc .takeaway p, .ern-doc .callout p, .ern-doc .simple p, .ern-doc .eli p{ text-align:left; }
.prose a{ }
.prose strong{ font-weight:600; }
.prose blockquote{ margin:1.6rem 0; padding:.2rem 0 .2rem 1.4rem; border-left:2px solid var(--rule-strong); color:var(--ink-soft); font-style:italic; }
.prose ul,.prose ol{ margin:0 0 1.15rem; padding-left:1.3rem; }
.prose li{ margin:.35rem 0; }
.prose img{ border-radius:6px; margin:1.6rem 0; }
.prose figure{ margin:1.8rem 0; }
.prose figcaption{ font-family:var(--label); font-size:.8rem; color:var(--ink-faint); margin-top:8px; text-align:left; }
.prose hr{ border:none; border-top:1px solid var(--rule); margin:2.2rem 0; }
.prose table{ width:100%; border-collapse:collapse; font-family:var(--label); font-size:.9rem; margin:1.6rem 0; }
.prose th,.prose td{ text-align:left; padding:9px 12px; border-bottom:1px solid var(--rule); }
.prose th{ color:var(--ink-faint); font-weight:600; font-size:.78rem; letter-spacing:.04em; text-transform:uppercase; }
.prose code{ font-family:ui-monospace,"SF Mono",Menlo,monospace; font-size:.86em; background:var(--tint); padding:.1em .35em; border-radius:4px; }
.prose pre{ background:var(--ink); color:#f5f5f5; padding:16px 18px; border-radius:10px; overflow:auto; font-size:.85rem; }
.prose pre code{ background:none; padding:0; color:inherit; }

/* Article footer */
.a-foot{ margin:3rem 0 0; padding:26px 0 0; border-top:1px solid var(--rule); }
.a-tags a{ font-family:var(--label); font-size:12px; color:var(--accent); margin-right:14px; }
.a-author{ display:flex; gap:16px; align-items:flex-start; margin-top:22px; }
.a-author img{ width:52px; height:52px; border-radius:50%; }
.a-author .aa-name{ font-family:var(--serif); font-weight:600; font-size:1.05rem; }
.a-author .aa-bio{ font-family:var(--label); font-size:13px; color:var(--ink-soft); line-height:1.5; margin-top:2px; }

/* ---------- Static pages ---------- */
.page-hero{ padding:56px 0 10px; }
.page-hero h1{ font-family:var(--serif); font-weight:600; font-size:2.5rem; line-height:1.1; letter-spacing:-.005em; margin:.5rem 0 .5rem; color:var(--ink); text-indent:-.03em; }

/* ---------- Subscribe bar (slide-up) ---------- */
.subbar{ position:fixed; left:0; right:0; bottom:0; z-index:50; background:var(--paper);
  border-top:1px solid var(--rule-strong); box-shadow:0 -6px 26px rgba(0,0,0,.06);
  transform:translateY(120%); transition:transform .42s cubic-bezier(.2,.7,.2,1); }
.subbar.show{ transform:translateY(0); }
.sb-in{ max-width:var(--measure-index); margin:0 auto; padding:14px 26px; display:flex; align-items:center; gap:16px 18px; flex-wrap:wrap; }
.sb-text{ font-family:var(--serif); font-size:1rem; color:var(--ink-soft); flex:1 1 260px; line-height:1.4; }
.sb-text b{ color:var(--ink); font-weight:600; }
.sb-in form{ display:flex; gap:8px; align-items:center; margin:0; }
.sb-in input{ font-family:var(--label); font-size:13px; border:1px solid var(--rule-strong); border-radius:8px; padding:9px 12px; width:180px; }
.sb-in button{ font-family:var(--label); font-size:13px; font-weight:500; color:#fff; background:var(--accent); border:none; border-radius:8px; padding:9px 16px; cursor:pointer; }
.sb-actions{ display:flex; align-items:center; gap:14px; }
.sb-in .sb-x{ background:none; border:none; border-radius:0; color:var(--ink-faint); font-family:var(--label); font-size:13px; font-weight:400; cursor:pointer; padding:6px 4px; white-space:nowrap; }
.sb-in .sb-x:hover{ color:var(--ink); text-decoration:underline; }
/* Subscribe form states (Ghost adds .loading/.success/.error to the form) */
.sb-state{ display:none; font-family:var(--label); font-size:12.5px; line-height:1.4; color:var(--ink-faint); }
.sb-in form.loading .sb-loading{ display:inline; }
.sb-in form.success .sb-success{ display:inline; color:var(--accent); }
.sb-in form.error .sb-error{ display:inline; color:#B23A48; }
.sb-in form.loading button[type="submit"]{ opacity:.55; pointer-events:none; }
.sb-in form.success input, .sb-in form.success button[type="submit"]{ display:none; }

/* ---------- Footer ---------- */
.foot{ border-top:1px solid var(--rule); margin-top:10px; padding:38px 0 96px; }
.foot .fn{ font-size:.95rem; color:var(--ink-soft); line-height:1.55; }
.foot .disc{ font-family:var(--label); font-size:.78rem; color:var(--ink-faint); margin-top:16px; line-height:1.6; text-align:justify; }

/* ---------- Responsive ---------- */
@media (max-width:640px){
  .prose p, .foot .disc{ text-align:left; }
  body{ font-size:17px; }
  .hero{ padding:52px 0 40px; } .hero .lede{ font-size:1.55rem; }
  .a-title,.page-hero h1{ font-size:1.9rem; }
  .cov{ grid-template-columns:1fr; gap:26px; }
  .sb-in{ padding:12px 16px; gap:10px 12px; }
  .sb-actions{ width:100%; gap:12px; }
  .sb-in form{ flex:1 1 auto; min-width:0; }
  .sb-in input{ flex:1 1 auto; width:auto; min-width:0; }
  .sb-in button{ flex:0 0 auto; padding:9px 14px; }
  .sb-in .sb-x{ flex:0 0 auto; padding:6px 0; }
  .sb-legal{ padding:0 16px 10px; }
}

/* Footer legal links */
.foot .flinks{ margin-top:14px; display:flex; flex-wrap:wrap; gap:18px; }
.foot .flinks a{ font-family:var(--sans); font-size:.78rem; letter-spacing:.02em; color:var(--ink-faint); text-decoration:none; }
.foot .flinks a:hover{ color:var(--accent); }

/* Per-article standing disclaimer */
.a-disc{ margin-top:30px; padding-top:18px; border-top:1px solid var(--rule); font-family:var(--sans); font-size:.8rem; line-height:1.6; color:var(--ink-faint); }
.a-disc a{ color:var(--ink-faint); text-decoration:underline; text-underline-offset:2px; }
.a-disc a:hover{ color:var(--accent); }

/* Footer copyright line */
.foot .copy{ margin-top:16px; font-family:var(--sans); font-size:.78rem; letter-spacing:.02em; color:var(--ink-faint); }

/* Pagination (Older / Newer only; hidden on a single page) */
.pagination{ display:flex; justify-content:space-between; gap:18px; margin-top:40px; padding-top:22px; border-top:1px solid var(--rule); }
.pagination .pg-link{ font-family:var(--sans); font-size:.82rem; letter-spacing:.02em; color:var(--ink-soft); text-decoration:none; }
.pagination .pg-older{ margin-left:auto; }
.pagination .pg-link:hover{ color:var(--accent); }

/* Koenig content cards (editor image/card widths) */
.kg-card{ margin:2rem 0; }
.kg-card img{ display:block; max-width:100%; height:auto; margin:0 auto; }
.kg-width-wide{ position:relative; left:50%; transform:translateX(-50%); width:min(1080px,92vw); }
.kg-width-full{ position:relative; left:50%; transform:translateX(-50%); width:100vw; max-width:100vw; }
.kg-width-full img{ width:100%; }
figure.kg-card figcaption{ font-family:var(--sans); font-size:.82rem; color:var(--ink-faint); text-align:center; margin-top:.6rem; }

/* Subscribe bar legal line */
.sb-legal{ max-width:var(--measure-index); margin:-2px auto 0; padding:0 26px 12px; font-family:var(--label); font-size:11px; color:var(--ink-faint); line-height:1.4; }
.sb-legal a{ color:var(--ink-soft); text-decoration:underline; }
.sb-legal a:hover{ color:var(--accent); }

/* ---- Print / Save-as-PDF ---- */
@media print {
  @page { margin: 16mm 15mm; }
  .np, .np *, .pcard, .pcard * { text-decoration:none !important; }
  * { -webkit-print-color-adjust:exact !important; print-color-adjust:exact !important; }
  html, body { background:#fff !important; }
  .nav, .subbar, .rail, .foot, .a-foot, .a-tags, #sbx { display:none !important; }
  .mast { padding:2px 0 14px !important; border-bottom:none !important; }
  .np .word { font-size:22px !important; }
  .article, .article-grid, .article-inner, .page-hero, .prose, .wrap { display:block !important; max-width:100% !important; width:auto !important; margin:0 !important; padding:0 !important; }
  .prose { margin-top:12px !important; }
  .ern-doc { font-size:11pt !important; line-height:1.5 !important; }
  h1, h2, h3, .a-title, .a-eyebrow, .a-dek, .ern-doc h2, .ern-doc h3, .ern-doc .gov { page-break-after:avoid; break-after:avoid; }
  .ern-doc .exhibit, .ern-doc figure, .ern-doc .summary, .ern-doc table, .ern-doc .oneline, .ern-doc .framework, .ern-doc .eli, .pull { page-break-inside:avoid; break-inside:avoid; }
  .prose a { text-decoration:underline; }
}

/* ---- /subscribe/ page ---- */
.sub-card{ margin:2.2rem 0 0; padding:26px; background:var(--tint); border-radius:14px; }
.sub-row{ display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.sub-form input{ font-family:var(--label); font-size:14px; border:1px solid var(--rule-strong); border-radius:8px; padding:11px 13px; flex:1 1 240px; background:var(--paper); }
.sub-form button{ font-family:var(--label); font-size:14px; font-weight:500; color:#fff; background:var(--accent); border:none; border-radius:8px; padding:11px 20px; cursor:pointer; }
.sub-state{ display:none; font-family:var(--label); font-size:13px; line-height:1.5; margin:12px 0 0; color:var(--ink-faint); }
.sub-form.loading .sub-loading{ display:block; }
.sub-form.success .sub-success{ display:block; color:var(--accent); }
.sub-form.error .sub-error{ display:block; color:#B23A48; }
.sub-form.loading button{ opacity:.55; pointer-events:none; }
.sub-form.success .sub-row{ display:none; }
.sub-legal{ font-family:var(--label); font-size:11.5px; line-height:1.5; color:var(--ink-faint); margin:12px 0 0; }
.sub-legal a{ color:var(--ink-soft); text-decoration:underline; }
.sub-legal a:hover{ color:var(--accent); }
.sub-done{ font-family:var(--serif); font-size:1.05rem; color:var(--ink); margin:0; }


/* Visually hidden (kept for screen readers / document outline) */
.vh{ position:absolute; width:1px; height:1px; margin:-1px; padding:0; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0; }
/* Subscribe page: opens straight on the copy, no headline */
.sub-intro{ margin-top:2.4rem; }

/* ---- Share (menu control: quiet in the byline, solid at the foot) ---- */
.sh{ position:relative; display:inline-block; }
.a-byline .sh{ margin-left:auto; }
.sh-t{ display:inline-flex; align-items:center; gap:7px; cursor:pointer; font-family:var(--label); border-radius:8px; }
.sh-ic{ width:14px; height:14px; flex:0 0 auto; }

/* quiet — sits in the byline row, reads as metadata */
.sh--quiet .sh-t{ background:none; border:none; padding:2px 0; font-size:.82rem; color:var(--accent); }
.sh--quiet .sh-t:hover, .sh--quiet .sh-t[aria-expanded="true"]{ text-decoration:underline; }

/* solid — the affordance at the foot */
.sh--solid .sh-t{ background:var(--accent); border:none; padding:10px 18px; font-size:.82rem; font-weight:500; color:#fff; }
.sh--solid .sh-ic{ width:15px; height:15px; }
.sh--solid .sh-t:hover{ opacity:.92; }

/* the menu */
.sh-menu{ position:absolute; z-index:40; min-width:150px; margin-top:8px; padding:6px; background:var(--paper);
          border:1px solid var(--ink-faint); border-radius:10px;
          display:flex; flex-direction:column; }
.sh-menu[hidden]{ display:none; }
.a-byline .sh-menu{ right:0; }
.a-share .sh-menu{ left:0; }
.sh-i{ display:block; width:100%; text-align:left; background:none; border:none; cursor:pointer;
       font-family:var(--label); font-size:.82rem; color:var(--ink-soft); text-decoration:none;
       padding:8px 10px; border-radius:6px; white-space:nowrap; }
.sh-i:hover{ background:var(--tint); color:var(--ink); }
.sh-i.is-copied{ color:var(--accent); }
.a-share{ margin:0 0 20px; }

@media (max-width:640px){
  .a-byline .sh{ margin-left:0; }
}