/* contentsignals.co 1.0.0: the thread. Geologica (headings, interface) and Spectral (reading), self-hosted, OFL.
   Palette: fog, paper, graphite ink, slate, and one magenta for the thread itself. */

@font-face { font-family: "Geologica"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url(fonts/geologica-latin-full-normal.woff2) format("woff2-variations"), url(fonts/geologica-latin-full-normal.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: "Geologica"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url(fonts/geologica-greek-full-normal.woff2) format("woff2-variations"), url(fonts/geologica-greek-full-normal.woff2) format("woff2");
  unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF; }
@font-face { font-family: "Spectral"; font-style: normal; font-display: swap; font-weight: 400; src: url(fonts/spectral-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "Spectral"; font-style: italic; font-display: swap; font-weight: 400; src: url(fonts/spectral-latin-400-italic.woff2) format("woff2"); }
@font-face { font-family: "Spectral"; font-style: normal; font-display: swap; font-weight: 600; src: url(fonts/spectral-latin-600-normal.woff2) format("woff2"); }

:root {
  --fog: #EEF1F2;
  --paper: #F9FAFA;
  --ink: #222738;
  --slate: #515B6E;
  --rule: #C3CBD2;
  --rule-soft: #DCE1E5;
  --magenta: #A3136D;
  --magenta-strong: #860E59;
  --wash: #F6E1ED;
  --node: #343B50;
  --dot-off: #778193;
  --on-magenta: #FFFFFF;
  --foot-bg: #222738;
  --foot-ink: #E7EAF0;
  --foot-slate: #AEB6C5;
  --foot-link: #F5A3D0;
  --sans: "Geologica", "Segoe UI", system-ui, sans-serif;
  --serif: "Spectral", "Iowan Old Style", Georgia, serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fog: #12151D;
    --paper: #181C26;
    --ink: #E3E6EE;
    --slate: #A5ADBD;
    --rule: #384052;
    --rule-soft: #272C39;
    --magenta: #F07BBE;
    --magenta-strong: #F7A6D3;
    --wash: #3A1A2F;
    --node: #C7CCD8;
    --dot-off: #626A7C;
    --on-magenta: #12151D;
    --foot-bg: #0C0E14;
    --foot-ink: #E3E6EE;
    --foot-slate: #A5ADBD;
    --foot-link: #F07BBE;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--fog); color: var(--ink); font-family: var(--serif); font-size: 1.125rem; line-height: 1.62;
  font-kerning: normal; font-variant-numeric: oldstyle-nums proportional-nums; overflow-wrap: break-word; }
h1, h2, h3, .sans { font-family: var(--sans); font-variation-settings: "SHRP" 40; font-weight: 560; line-height: 1.15; letter-spacing: -0.012em;
  font-variant-numeric: lining-nums; text-wrap: balance; }
.lede, .step p, .fit dd { text-wrap: pretty; }
h1 { font-size: clamp(2.25rem, 1.35rem + 3.6vw, 4.25rem); line-height: 1.04; letter-spacing: -0.028em; font-variation-settings: "SHRP" 64; font-weight: 540; margin: 0; }
h2 { font-size: clamp(1.5rem, 1.25rem + 0.9vw, 2rem); margin: 0 0 0.6em; }
h3 { font-size: 1.3125rem; margin: 1.5em 0 0.4em; }
p { margin: 0 0 1em; }
a { color: var(--magenta); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--magenta-strong); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--magenta); outline-offset: 3px; border-radius: 2px; }
main:focus { outline: none; }
strong { font-weight: 600; }
code { font-family: var(--mono); font-size: 0.86em; overflow-wrap: anywhere; }
.vh { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.wrap { max-width: 1240px; margin-inline: auto; padding-inline: 16px; }
@media (min-width: 720px) { .wrap { padding-inline: 32px; } }
@media (min-width: 1040px) { .wrap { padding-inline: 48px; } }

.skip { position: absolute; left: 12px; top: -80px; z-index: 20; background: var(--ink); color: var(--fog); padding: 10px 14px; border-radius: 6px;
  font-family: var(--sans); text-decoration: none; }
.skip:focus { top: 12px; color: var(--fog); }

/* ------------------------------------------------------------------ masthead: the thread as navigation */
.masthead { border-bottom: 1px solid var(--rule); }
.mast { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 32px; padding-block: 14px 12px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-family: var(--sans);
  font-weight: 600; font-size: 1.25rem; letter-spacing: -0.015em; font-variation-settings: "SHRP" 40; }
.brand:hover { color: var(--ink); }
.mark { color: var(--ink); flex: none; }
.mk-node { fill: var(--magenta); }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 28px; margin-left: auto; }
.thread-nav { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, auto); position: relative; }
.thread-nav::before { content: ""; position: absolute; top: 10px; left: 2.25rem; right: 2.25rem; height: 2px; background: var(--magenta); opacity: 0.4; }
.thread-nav a { display: grid; justify-items: center; gap: 3px; padding: 4px 14px 2px; color: var(--ink); text-decoration: none;
  font-family: var(--sans); font-size: 0.9375rem; font-weight: 500; }
.thread-nav a:hover .tn-name { text-decoration: underline; text-decoration-color: var(--magenta); text-underline-offset: 5px; }
.tn-dot { position: relative; z-index: 1; width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--magenta); background: var(--fog); }
.thread-nav a[aria-current="page"] .tn-dot { background: var(--magenta); box-shadow: 0 0 0 3px var(--fog), 0 0 0 4px var(--magenta); }
.thread-nav a[aria-current="page"] { font-weight: 640; }
.tn-n { display: none; }
.more-nav { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 20px; font-family: var(--sans); font-size: 0.9375rem; font-weight: 500; }
.more-nav a { color: var(--slate); text-decoration: none; }
.more-nav a:hover { color: var(--ink); text-decoration: underline; text-decoration-color: var(--magenta); text-underline-offset: 5px; }
.more-nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-decoration-thickness: 2px; text-decoration-color: var(--magenta); text-underline-offset: 5px; }
@media (max-width: 1039px) {
  .nav { width: 100%; margin-left: 0; justify-content: space-between; }
}
@media (max-width: 719px) {
  .nav { flex-direction: column; align-items: stretch; gap: 8px; }
  .thread-nav { grid-template-columns: repeat(4, 1fr); }
  .thread-nav::before { left: 12.5%; right: 12.5%; }
  .thread-nav a { padding-inline: 2px; }
  .more-nav { justify-content: center; gap: 4px 22px; padding-bottom: 2px; }
}

.crumbs { font-family: var(--sans); font-size: 0.875rem; color: var(--slate); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 2px 0; margin: 14px 0 0; padding: 0; }
.crumbs li + li::before { content: "/"; margin: 0 0.55em; color: var(--rule); }
.crumbs a { color: var(--slate); text-decoration: none; }
.crumbs a:hover { color: var(--ink); text-decoration: underline; }
.crumbs a[aria-current="page"] { color: var(--ink); }

/* ------------------------------------------------------------------ the drawing */
svg.thread { display: block; width: 100%; height: auto; overflow: visible; }
.thread .strand { fill: none; stroke: var(--magenta); stroke-width: 1.6; stroke-linecap: round; opacity: 0.6; }
.thread .strand.pref { stroke: var(--ink); opacity: 0.72; stroke-dasharray: 0.011 0.008; }
.thread .sl { font-family: var(--sans); font-size: 12.5px; font-weight: 450; fill: var(--slate); }
.thread .sl.pref { fill: var(--ink); font-weight: 560; }
.thread .edge { stroke: var(--node); stroke-width: 1.3; opacity: 0.5; }
.thread .node { fill: var(--fog); stroke: var(--node); stroke-width: 2.2; }
.thread .node.auth { fill: var(--magenta); stroke: var(--magenta); }
.thread .base { stroke: var(--rule); stroke-width: 1.5; }
.thread .bar { fill: var(--slate); opacity: 0.32; }
.thread .value { fill: none; stroke: var(--magenta); stroke-width: 3.2; stroke-linecap: round; }
.thread .pt { fill: var(--fog); stroke: var(--dot-off); stroke-width: 1.6; }
.thread .pt.on { fill: var(--magenta); stroke: var(--magenta); }
.thread.tv .strand { stroke-width: 2; }
.thread[class*="focus-"] .z { opacity: 0.2; }
.thread.focus-signals .z-signals, .thread.focus-graph .z-graph, .thread.focus-valuation .z-val, .thread.focus-points .z-points { opacity: 1; }
.thread.focus-valuation .z-graph, .thread.focus-points .z-val { opacity: 0.45; }

@media (prefers-reduced-motion: no-preference) {
  .thread.animate .strand { stroke-dasharray: 1; stroke-dashoffset: 1; animation: cs-draw 1.1s cubic-bezier(.45, 0, .2, 1) forwards; }
  .thread.animate .strand.pref { stroke-dasharray: 0.011 0.008; stroke-dashoffset: 0; animation: cs-fade-pref 0.7s ease 0.9s both; }
  .thread.animate .s1 { animation-delay: 0.04s; } .thread.animate .s2 { animation-delay: 0.08s; } .thread.animate .s3 { animation-delay: 0.12s; }
  .thread.animate .s4 { animation-delay: 0.16s; } .thread.animate .s5 { animation-delay: 0.2s; } .thread.animate .s6 { animation-delay: 0.24s; }
  .thread.animate .s7 { animation-delay: 0.28s; } .thread.animate .s8 { animation-delay: 0.32s; } .thread.animate .s9 { animation-delay: 0.36s; }
  .thread.animate .s10 { animation-delay: 0.4s; } .thread.animate .s11 { animation-delay: 0.44s; }
  .thread.animate .edge { animation: cs-fade-edge 0.6s ease 0.95s both; }
  .thread.animate .node { animation: cs-fade 0.5s ease 1.05s both; }
  .thread.animate .bar { transform-box: fill-box; transform-origin: 50% 100%; animation: cs-grow-y 0.45s cubic-bezier(.3, 0, .2, 1) both; }
  .thread.tv.animate .bar { transform-origin: 0% 50%; animation-name: cs-grow-x; }
  .thread.animate .b0 { animation-delay: 1.3s; } .thread.animate .b1 { animation-delay: 1.36s; } .thread.animate .b2 { animation-delay: 1.42s; }
  .thread.animate .b3 { animation-delay: 1.48s; } .thread.animate .b4 { animation-delay: 1.54s; } .thread.animate .b5 { animation-delay: 1.6s; }
  .thread.animate .b6 { animation-delay: 1.66s; }
  .thread.animate .value { stroke-dasharray: 1; stroke-dashoffset: 1; animation: cs-draw 1.05s cubic-bezier(.45, 0, .2, 1) 1.45s forwards; }
  .thread.animate .pt { animation: cs-fade 0.4s ease both; }
  .thread.animate .p0 { animation-delay: 2.3s; } .thread.animate .p1 { animation-delay: 2.36s; } .thread.animate .p2 { animation-delay: 2.42s; }
  .thread.animate .p3 { animation-delay: 2.48s; } .thread.animate .p4 { animation-delay: 2.54s; } .thread.animate .p5 { animation-delay: 2.6s; }
  .thread.animate .p6 { animation-delay: 2.66s; }
}
@keyframes cs-draw { to { stroke-dashoffset: 0; } }
@keyframes cs-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes cs-fade-edge { from { opacity: 0; } to { opacity: 0.5; } }
@keyframes cs-fade-pref { from { opacity: 0; } to { opacity: 0.72; } }
@keyframes cs-grow-y { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes cs-grow-x { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ------------------------------------------------------------------ home */
.hero { padding-top: clamp(32px, 5vw, 68px); }
.hero h1 { max-width: 16ch; }
.lede { font-size: clamp(1.1875rem, 1.06rem + 0.45vw, 1.375rem); line-height: 1.55; max-width: 62ch; margin: 22px 0 0; }
.thread-figure { margin-top: clamp(28px, 4vw, 52px); margin-bottom: 10px; }
.thread-figure .tv { display: none; }
@media (max-width: 719px) {
  .thread-figure .th { display: none; }
  .thread-figure .tv { display: block; max-width: 400px; margin-inline: auto; }
}
.steps { list-style: none; margin: 0 0 clamp(40px, 6vw, 72px); padding: 0; display: grid; gap: 22px; }
@media (min-width: 720px) { .steps { grid-template-columns: 35fr 25fr 20fr 20fr; gap: 24px; } }
.step { position: relative; padding-top: 18px; border-top: 1px solid var(--rule); }
.step::before { content: ""; position: absolute; top: -6px; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--magenta); }
.step-n { font-family: var(--sans); font-size: 0.875rem; font-weight: 600; color: var(--magenta); margin: 0; font-variant-numeric: lining-nums; }
.step-h { font-size: 1.5rem; margin: 2px 0 6px; }
.step-h a { color: var(--ink); text-decoration: none; }
.step-h a:hover { text-decoration: underline; text-decoration-color: var(--magenta); text-decoration-thickness: 2px; }
.step p:last-child { font-size: 1rem; line-height: 1.5; color: var(--slate); max-width: 36ch; margin: 0; }

.band { padding-block: clamp(44px, 6vw, 84px); border-top: 1px solid var(--rule); }
.band-intro { max-width: 62ch; }
.isnot { display: grid; gap: 28px; margin-top: 8px; }
@media (min-width: 720px) { .isnot { grid-template-columns: 1fr 1fr; gap: 56px; } }
.isnot h3 { margin: 0 0 6px; font-size: 1.125rem; }
.isnot-not h3 { color: var(--slate); }
.plain { list-style: none; margin: 0; padding: 0; }
.plain li { position: relative; padding: 12px 0 12px 24px; border-top: 1px solid var(--rule-soft); }
.plain li::before { content: ""; position: absolute; left: 2px; top: 1.32em; width: 9px; height: 9px; border-radius: 50%; background: var(--magenta); }
.isnot-not .plain li::before { background: transparent; border: 2px solid var(--slate); }

.split { display: grid; gap: 28px; }
@media (min-width: 1040px) { .split { grid-template-columns: 5fr 7fr; gap: 64px; align-items: start; } }
.split-text p { max-width: 52ch; }
.mini-record { list-style: none; margin: 0; padding: 0 0 0 26px; position: relative; }
.mini-record::before { content: ""; position: absolute; left: 5px; top: 10px; bottom: 10px; width: 2px; background: var(--magenta); opacity: 0.35; }
.mini-record li { position: relative; padding: 2px 0 22px; }
.mini-record li:last-child { padding-bottom: 0; }
.mini-record li::before { content: ""; position: absolute; left: -26px; top: 7px; width: 12px; height: 12px; border-radius: 50%; background: var(--fog); border: 2px solid var(--magenta); }
.mini-record time { display: block; font-family: var(--sans); font-size: 1.375rem; font-weight: 560; font-variation-settings: "SHRP" 40; font-variant-numeric: lining-nums; }
.mr-what { display: block; }
.mr-num { display: inline-block; font-family: var(--sans); font-size: 0.875rem; color: var(--slate); margin-top: 2px; }

.fit { display: grid; gap: 0 48px; margin: 8px 0 22px; }
@media (min-width: 720px) { .fit { grid-template-columns: 1fr 1fr; } }
.fit > div { padding: 14px 0; border-top: 1px solid var(--rule-soft); }
.fit dt { font-family: var(--sans); font-size: 1.125rem; font-weight: 560; }
.fit dd { margin: 4px 0 0; }
.domain { font-family: var(--sans); font-weight: 560; color: var(--ink); }
dd .domain, p .domain { font-weight: 500; }
a.more { font-family: var(--sans); font-size: 1rem; font-weight: 560; }

/* ------------------------------------------------------------------ inner pages */
.page-head { padding-block: 22px clamp(26px, 4vw, 44px); }
.k-page .page-head { padding-top: clamp(28px, 4vw, 52px); }
.page-head h1 { max-width: 21ch; font-size: clamp(2.1rem, 1.35rem + 2.9vw, 3.6rem); }
.minimap { max-width: 520px; margin: 4px 0 18px; }
.stage-of { font-family: var(--sans); font-size: 0.9375rem; color: var(--slate); margin: 0 0 8px; }
.body-wrap { padding-bottom: clamp(32px, 5vw, 56px); }
.prose { max-width: 680px; display: flow-root; }
.prose > h2 { margin-top: 2.1em; }
.prose > h2:first-child, .prose > .status + h2 { margin-top: 0.4em; }
.prose > .status { margin-bottom: 2em; }
.prose-rail { position: relative; padding-left: 30px; }
.prose-rail::before { content: ""; position: absolute; left: 5px; top: 0.5em; bottom: 0; width: 2px; background: var(--magenta); opacity: 0.32; }
.prose-rail > h2 { position: relative; }
.prose-rail > h2::before { content: ""; position: absolute; left: -30px; top: 0.3em; width: 12px; height: 12px; border-radius: 50%;
  background: var(--fog); border: 2px solid var(--magenta); }

.note { margin: 1.4em 0; padding: 14px 16px; background: var(--paper); border: 1px solid var(--rule); border-radius: 8px; font-size: 1rem; line-height: 1.5; }
.note p { margin: 0 0 0.5em; }
.note p:last-child { margin: 0; }
.note-h { font-family: var(--sans); font-size: 0.875rem; font-weight: 600; color: var(--magenta); }
@media (min-width: 1200px) {
  .note { float: right; clear: right; width: 280px; margin: 0.3em -340px 1em 0; }
}

.table-wrap { margin: 1.2em 0 1.4em; }
table { width: 100%; border-collapse: collapse; font-size: 1rem; line-height: 1.45; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--rule-soft); }
thead th { font-family: var(--sans); font-size: 0.875rem; font-weight: 600; color: var(--slate); border-bottom: 1px solid var(--rule); }
tbody th { font-family: var(--sans); font-weight: 560; }
.kinds tbody th { width: 8.5em; }
.dates td:first-child { width: 9em; font-family: var(--sans); font-variant-numeric: lining-nums; white-space: nowrap; }
@media (max-width: 719px) {
  .kinds thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .kinds tr { display: block; padding: 10px 0; border-bottom: 1px solid var(--rule-soft); }
  .kinds th, .kinds td { display: block; border: 0; padding: 2px 0; width: auto; }
  .kinds tbody th { font-size: 1.0625rem; }
  .kinds td::before { content: attr(data-label); display: block; font-family: var(--sans); font-size: 0.8125rem; color: var(--slate); margin-top: 4px; }
  .dates td:first-child { white-space: normal; width: 7.5em; }
}

pre.code { margin: 0.4em 0 1.2em; padding: 12px 16px; background: var(--paper); border: 1px solid var(--rule); border-radius: 6px; white-space: pre-wrap; overflow-wrap: anywhere; }
pre.code code { font-size: 0.9rem; }

.formula { margin: 1.2em 0 1.6em; padding: 18px 20px 14px; background: var(--paper); border-left: 3px solid var(--magenta); border-radius: 0 8px 8px 0; }
.eq { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 0 0.4em; margin: 2px 0 14px;
  font-family: var(--serif); font-size: 1.55rem; line-height: 1.2; font-variant-numeric: lining-nums; }
.eq var { font-style: italic; }
.eq-l { font-family: var(--sans); font-weight: 500; font-size: 0.9em; }
.eq-op { padding-inline: 0.05em; }
.sum { display: inline-flex; flex-direction: column; align-items: center; line-height: 1; }
.sum-s { font-family: var(--sans); font-weight: 300; font-size: 2em; line-height: 0.92; }
.sum-hi, .sum-lo { font-size: 0.58em; min-height: 1em; }
.frac { display: inline-flex; flex-direction: column; align-items: center; }
.num { padding: 0 0.25em 0.12em; border-bottom: 1.5px solid currentColor; }
.den { padding: 0.12em 0.25em 0; }
.eq sub, .eq sup { font-size: 0.6em; line-height: 0; }
.vars { margin: 0; display: grid; gap: 4px; font-size: 1rem; line-height: 1.45; }
.vars > div { display: grid; grid-template-columns: 4.2em 1fr; gap: 10px; }
.vars dt { font-style: italic; }
.vars dd { margin: 0; color: var(--slate); }
.formula-note { font-family: var(--sans); font-size: 0.8125rem; color: var(--slate); margin: 10px 0 0; }

.illus { margin: 1.4em 0 1.8em; }
.illus-svg { display: block; width: 100%; max-width: 500px; height: auto; }
.il-base { stroke: var(--rule); stroke-width: 1.5; }
.il-full { fill: none; stroke: var(--slate); stroke-width: 1.5; stroke-dasharray: 5 4; }
.il-disc { fill: var(--magenta); }
.il-v { font-family: var(--sans); font-size: 20px; font-weight: 600; fill: var(--on-magenta); }
.il-p, .il-u { font-family: var(--sans); font-size: 17px; fill: var(--slate); }
.illus figcaption { font-size: 0.9375rem; color: var(--slate); margin-top: 8px; max-width: 56ch; }

.status { padding: 14px 18px; background: var(--wash); border: 1px solid var(--magenta); border-radius: 8px; }
.status p { margin: 0; }
.principles { list-style: none; margin: 0.4em 0 1.4em; padding: 0; }
.principles li { position: relative; padding: 12px 0 12px 26px; border-top: 1px solid var(--rule-soft); }
.principles li::before { content: ""; position: absolute; left: 3px; top: 1.33em; width: 9px; height: 9px; border-radius: 50%; background: var(--magenta); }
.principles strong { font-family: var(--sans); font-weight: 600; }

.in-model { padding: 10px 14px; background: var(--paper); border-left: 3px solid var(--magenta); border-radius: 0 6px 6px 0; font-size: 1rem; line-height: 1.5; }
.im-l { display: block; font-family: var(--sans); font-size: 0.8125rem; font-weight: 600; color: var(--magenta); margin-bottom: 2px; }
.terms { margin: 0.4em 0 1.2em; }
.terms > div { display: grid; gap: 2px 18px; padding: 10px 0; border-top: 1px solid var(--rule-soft); }
@media (min-width: 720px) { .terms > div { grid-template-columns: 6.5em 1fr; } }
.terms dt { font-family: var(--mono); font-size: 0.95rem; font-weight: 600; }
.terms dd { margin: 0; }

.filings { list-style: none; margin: 0.6em 0 1em; padding: 0; }
.filing { padding: 22px 0; border-top: 1px solid var(--rule); display: grid; gap: 6px 28px; }
@media (min-width: 900px) { .filing { grid-template-columns: 10.5em 1fr; } }
.f-date { margin: 0; font-family: var(--sans); font-size: 1.25rem; font-weight: 560; font-variation-settings: "SHRP" 40; font-variant-numeric: lining-nums; }
.f-body h3 { margin: 0 0 8px; }
.f-num { display: block; font-size: 0.9375rem; font-weight: 600; color: var(--magenta); letter-spacing: 0.01em; margin-bottom: 2px; }
.f-title { display: block; }
.f-dates { font-family: var(--sans); font-size: 0.9375rem; color: var(--slate); font-variant-numeric: lining-nums; }
.f-thread { font-size: 1rem; margin: 0; }

.sitelist { list-style: none; margin: 0; padding: 0; }
.sitelist li { padding: 12px 0; border-top: 1px solid var(--rule-soft); }
.sitelist a { font-family: var(--sans); font-weight: 560; }

/* ------------------------------------------------------------------ citations */
sup.cite { font-family: var(--sans); font-size: 0.66em; font-weight: 600; line-height: 0; vertical-align: super; margin-left: 1px; font-variant-numeric: lining-nums; }
sup.cite a { text-decoration: none; padding: 0 1px; border-radius: 2px; }
sup.cite a:hover { text-decoration: underline; }
sup.cite a:target { background: var(--wash); outline: 2px solid var(--magenta); }
.references, .further-reading { background: var(--paper); border-top: 1px solid var(--rule); padding-block: 40px 44px; font-size: 0.9375rem; line-height: 1.55; }
.further-reading { padding-top: 8px; border-top: 0; }
.references h2, .further-reading h2 { font-size: 1.375rem; margin-bottom: 6px; }
.ref-intro { color: var(--slate); font-size: 0.875rem; max-width: 72ch; }
.references ol { margin: 0; padding-left: 1.7em; max-width: 84ch; }
.references li, .further-reading li { margin: 0 0 8px; padding: 4px 6px; border-radius: 4px; overflow-wrap: anywhere; scroll-margin-top: 24px; }
.references li:target { background: var(--wash); }
.further-reading ul { margin: 0; padding-left: 1.2em; max-width: 84ch; }
.ref-back { font-family: var(--sans); font-weight: 600; margin-right: 4px; }
.ref-back a, a.ref-back { text-decoration: none; }
.ref-site, .ref-note { color: var(--slate); }

/* ------------------------------------------------------------------ along the thread */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-block: 8px 56px; }
.pg { display: block; padding: 14px 16px; border: 1px solid var(--rule); border-radius: 10px; background: var(--paper); color: var(--ink); text-decoration: none; }
.pg:hover { border-color: var(--magenta); color: var(--ink); }
.pg-next { text-align: right; }
.pg-l { display: block; font-family: var(--sans); font-size: 0.8125rem; color: var(--slate); }
.pg-t { display: block; font-family: var(--sans); font-size: 1.1875rem; font-weight: 560; margin-top: 2px; }

/* ------------------------------------------------------------------ footer */
.site-foot { background: var(--foot-bg); color: var(--foot-ink); font-size: 1rem; line-height: 1.5; }
.foot { display: grid; gap: 28px; padding-block: 44px 40px; }
@media (min-width: 900px) { .foot { grid-template-columns: 5fr 4fr 4fr; gap: 48px; } }
.site-foot .brand, .site-foot .mark { color: var(--foot-ink); }
.site-foot .mk-node { fill: var(--foot-link); }
.foot-brand p { margin: 12px 0 0; max-width: 40ch; color: var(--foot-slate); }
.foot-brand .foot-plain { color: var(--foot-ink); }
.foot-nav ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 20px; font-family: var(--sans); font-size: 0.9375rem; }
.site-foot a { color: var(--foot-link); }
.foot-nav a { color: var(--foot-ink); text-decoration: none; }
.foot-nav a:hover { text-decoration: underline; }
.foot-who p { margin: 0 0 6px; }
.foot-who .fine { color: var(--foot-slate); font-size: 0.875rem; margin-top: 14px; }
.site-foot :focus-visible { outline-color: var(--foot-link); }

@media print {
  .masthead .nav, .pager, .minimap, .thread-figure { display: none; }
  body { background: #fff; }
}