/* nanosava v2
   Pure white throughout. Three design languages:
   1. nanosava (home, essays, series, discussion): after nanosava.com. System sans, narrow column, quiet blue links.
   2. Proof of Lie (.pol): an instrument panel. Inter display, IBM Plex text and mono, signal amber, the dot corpus, hard ink rules.
   3. Artifact Collapse (.ac): an editorial strategy book. Newsreader display with italic sienna, Spectral text, small caps, section marks, the five-bar mark. */

/* ======================================================================
   1. nanosava base
   ====================================================================== */
:root {
    --bg: #FFFFFF;
    --fg: #1A1A1A;
    --muted: #737373;
    --line: #E6E6E6;
    --soft: #F5F5F5;
    --link: #0052CC;
    --sans: var(--gh-font-body, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif);
    --heading: var(--gh-font-heading, var(--sans));
    --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
    --frame-w: 48rem;
    --pad: clamp(1rem, 4vw, 1.5rem);
}
.frame-wide { --frame-w: 76rem; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--sans); font-size: 1rem; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 99; background: var(--fg); color: #fff; padding: 0.5rem 0.8rem; }

.site { min-height: 100vh; display: flex; flex-direction: column; }
.site-main { flex: 1; }
.frame { width: 100%; max-width: calc(var(--frame-w) + 2 * var(--pad)); margin-inline: auto; padding-inline: var(--pad); }
.narrow { --frame-w: 48rem; }
.muted { color: var(--muted); }
.label { font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin: 0 0 0.75rem; }
.label a { text-decoration: none; }
.label a:hover { color: var(--link); }

/* header, after nanosava.com */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem 2rem; padding-block: 1.5rem; flex-wrap: wrap; }
.wordmark { font-size: 1.25rem; font-weight: 500; text-decoration: none; color: var(--fg); letter-spacing: -0.005em; }
.site-nav { flex: 1; display: flex; justify-content: flex-end; }
.nav { display: flex; flex-wrap: wrap; gap: 0.5rem 2rem; list-style: none; margin: 0; padding: 0; }
.nav a { text-decoration: none; color: var(--fg); }
.nav a:hover, .nav .is-current a { color: var(--link); }
.header-tools { display: flex; align-items: center; gap: 0.75rem; }
.icon-btn { display: inline-grid; place-items: center; width: 34px; height: 34px; background: none; border: 0; color: var(--fg); cursor: pointer; border-radius: 6px; }
.icon-btn:hover { color: var(--link); }
.subscribe-link { font-size: 0.9rem; color: var(--muted); text-decoration: none; }
.subscribe-link:hover { color: var(--link); }
@media (max-width: 680px) {
    .header-inner { padding-block: 1.1rem; }
    .site-nav { order: 3; flex-basis: 100%; justify-content: flex-start; }
    .nav { gap: 0.4rem 1.25rem; }
}

/* home */
.home { padding-block: clamp(2.5rem, 7vw, 4rem); }
.home-head { text-align: center; margin-bottom: 2.5rem; }
.home-title { font-size: 1.5rem; font-weight: 400; margin: 0 0 0.5rem; }
.home-sub { font-size: 0.875rem; color: #525252; margin: 0; }
.home-prose p:first-child { margin-top: 0; }
.featured { margin: 3rem 0 0; padding: 1.5rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.featured-link { display: block; text-decoration: none; }
.featured-title { font-size: 1.375rem; font-weight: 500; line-height: 1.3; margin: 0 0 0.5rem; }
.featured-link:hover .featured-title { color: var(--link); }
.featured-excerpt { color: var(--muted); margin: 0; }
.sections { display: flex; flex-direction: column; align-items: center; gap: 1rem; padding-block: 3.5rem; }
.sections a { font-size: 1.125rem; color: #171717; text-decoration: none; transition: color 0.15s; }
.sections a:hover { color: #525252; }
.recent { border-top: 1px solid var(--line); padding-top: 1.5rem; }
.recent-list { list-style: none; margin: 0; padding: 0; }
.recent-list li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.55rem 0; }
.recent-list a { text-decoration: none; }
.recent-list a:hover { color: var(--link); }
.recent-list time { color: var(--muted); font-size: 0.875rem; white-space: nowrap; }
.books-note { margin-top: 3rem; font-size: 0.95rem; color: var(--muted); text-align: center; }
.books-note a { color: var(--fg); }
.books-note a:hover { color: var(--link); }

/* listings */
.listing { padding-block: clamp(2rem, 6vw, 3rem) clamp(3rem, 8vw, 5rem); }
.page-head { margin-bottom: 2rem; }
.page-title { font-family: var(--heading); font-size: 1.875rem; font-weight: 500; line-height: 1.25; margin: 0; letter-spacing: -0.01em; }
.page-sub { color: var(--muted); font-size: 1.05rem; margin: 0.6rem 0 0; }
.items { display: grid; gap: 2.25rem; margin-top: 2rem; }
.item-link { display: block; text-decoration: none; }
.item-title { font-size: 1.25rem; font-weight: 500; line-height: 1.35; margin: 0; }
.item-link:hover .item-title { color: var(--link); }
.item-meta { font-size: 0.85rem; color: var(--muted); margin: 0.3rem 0 0.4rem; }
.item-tag::before { content: " · "; }
.item-excerpt { color: #525252; margin: 0; }
.pagination { display: flex; justify-content: space-between; align-items: center; margin-top: 3rem; font-size: 0.95rem; }
.pagination a { text-decoration: none; color: var(--link); }
.page-number { color: var(--muted); font-size: 0.85rem; }

/* prose, after Tailwind prose-lg */
.prose, .gh-content { font-size: 1.125rem; line-height: 1.78; }
.prose > * + *, .gh-content > * + * { margin-top: 1.33em; }
.prose > :first-child { margin-top: 0; }
.prose p, .gh-content p { margin-block: 0; }
.prose p + p, .gh-content p + p { margin-top: 1.33em; }
.prose h2, .gh-content h2 { font-size: 1.5rem; font-weight: 600; line-height: 1.33; margin: 2em 0 0.8em; }
.prose h3, .gh-content h3 { font-size: 1.25rem; font-weight: 600; line-height: 1.4; margin: 1.6em 0 0.6em; }
.prose a, .gh-content a { color: var(--link); text-underline-offset: 0.15em; }
.prose blockquote, .gh-content blockquote:not([class]) { margin: 1.6em 0; padding-left: 1em; border-left: 3px solid var(--line); color: #525252; font-style: italic; }
.prose ul, .prose ol, .gh-content ul, .gh-content ol { padding-left: 1.4em; }
.prose li + li, .gh-content li + li { margin-top: 0.5em; }
.prose hr, .gh-content hr { border: 0; text-align: center; margin: 2.5em 0; overflow: visible; height: auto; }
.prose hr::after, .gh-content hr::after { content: "\2022\2003\2022\2003\2022"; color: #A3A3A3; font-size: 0.9rem; }
.prose code, .gh-content code { font-family: var(--mono); font-size: 0.875em; background: var(--soft); padding: 0.15em 0.35em; border-radius: 4px; }
.gh-content pre { font-family: var(--mono); font-size: 0.85rem; background: var(--soft); padding: 1rem 1.2rem; overflow-x: auto; border-radius: 6px; }
.gh-content pre code { background: none; padding: 0; }
.gh-content table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.gh-content th, .gh-content td { text-align: left; padding: 0.55em 0.75em; border-bottom: 1px solid var(--line); vertical-align: top; }
.gh-content th { font-weight: 600; }
.gh-content figcaption, .feature figcaption { font-size: 0.85rem; color: var(--muted); text-align: center; margin-top: 0.6rem; }
.gh-content img { margin-inline: auto; border-radius: 4px; }

/* Koenig widths (required by Ghost) */
.kg-width-wide { position: relative; width: min(64rem, calc(100vw - 2 * var(--pad))); left: 50%; transform: translateX(-50%); max-width: none; }
.kg-width-full { position: relative; width: 100vw; left: 50%; transform: translateX(-50%); max-width: none; }
.kg-width-full img { width: 100%; border-radius: 0; }

/* essays */
.article { padding-block: clamp(2rem, 6vw, 3.5rem) clamp(3rem, 8vw, 5rem); }
.article-head { margin-bottom: 2.5rem; }
.article-title { font-family: var(--heading); font-size: clamp(1.9rem, 4.4vw, 2.5rem); font-weight: 500; line-height: 1.2; letter-spacing: -0.015em; margin: 0; }
.article-meta { color: var(--muted); font-size: 0.9rem; margin: 0.8rem 0 0; }
.article-dek { font-size: 1.2rem; line-height: 1.5; color: #525252; margin: 0.75rem 0 0; }
.feature { margin: 0 0 2.5rem; }
.feature img { width: 100%; border-radius: 4px; }

.series-start { margin: 0 0 2.25rem; padding: 1.1rem 1.3rem; border: 1px solid var(--line); border-radius: 8px; background: #FAFAFA; font-size: 0.95rem; }
.series-start-label { margin: 0 0 0.35rem; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; }
.series-start-label a { color: var(--muted); text-decoration: none; }
.series-start-label a:hover { color: var(--link); }
.series-start-text { margin: 0; color: #525252; }
.series-start-text a { color: var(--link); }
.series-earlier { margin: 0.4rem 0 0; padding-left: 1.3em; }
.series-earlier li { padding: 0.15rem 0; }
.series-earlier a { color: var(--fg); text-decoration: none; }
.series-earlier a:hover { color: var(--link); text-decoration: underline; }
.series-end { margin-top: 3.5rem; }
.series-next { display: grid; gap: 0.3rem; padding: 1.4rem 1.5rem; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; transition: border-color 0.15s; }
.series-next:hover { border-color: #A3A3A3; }
.series-next-label { font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.series-next-label::after { content: " \2192"; }
.series-next-title { font-size: 1.25rem; font-weight: 500; line-height: 1.35; }
.series-next:hover .series-next-title { color: var(--link); }
.series-next-excerpt { color: var(--muted); }
.series-final { margin: 0; padding: 1.2rem 1.4rem; border: 1px solid var(--line); border-radius: 8px; color: #525252; }
.series-final a, .series-all a { color: var(--link); text-decoration: none; }
.series-all { margin: 0.8rem 0 0; font-size: 0.95rem; text-align: right; }

.series-list { display: grid; gap: 1rem; margin-top: 1rem; }
.series-card { display: block; padding: 1.4rem 1.5rem; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; transition: border-color 0.15s; }
.series-card:hover { border-color: #A3A3A3; }
.series-card .label { margin-bottom: 0.4rem; }
.series-card-title { font-size: 1.35rem; font-weight: 500; margin: 0 0 0.35rem; }
.series-card:hover .series-card-title { color: var(--link); }
.series-card-text { color: var(--muted); margin: 0; }
.series-card.is-upcoming { border-style: dashed; }
.parts { list-style: none; margin: 2.5rem 0 0; padding: 0; counter-reset: part; }
.part { counter-increment: part; border-top: 1px solid var(--line); }
.part a { display: grid; grid-template-columns: 2rem 1fr; padding: 1.1rem 0; text-decoration: none; }
.part a::before { content: counter(part); color: var(--muted); font-size: 0.9rem; padding-top: 0.15rem; grid-row: span 2; }
.part-title { font-size: 1.15rem; font-weight: 500; }
.part a:hover .part-title { color: var(--link); }
.part-excerpt { color: var(--muted); font-size: 0.95rem; margin-top: 0.2rem; }

.threads { list-style: none; margin: 2rem 0 0; padding: 0; }
.thread { border-top: 1px solid var(--line); }
.thread a { display: grid; gap: 0.2rem; padding: 1rem 0; text-decoration: none; }
.thread-title { font-size: 1.15rem; font-weight: 500; }
.thread a:hover .thread-title { color: var(--link); }
.thread-meta { color: var(--muted); font-size: 0.85rem; }

/* subscribe */
.button { display: inline-flex; align-items: center; justify-content: center; font: 500 0.95rem var(--sans); padding: 0.7em 1.15em; background: var(--link); color: #fff; border: 1px solid var(--link); border-radius: 6px; text-decoration: none; cursor: pointer; }
.button:hover { background: #003D99; border-color: #003D99; }
.end-subscribe { margin-top: 3.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.end-subscribe > p { margin: 0 0 0.25rem; color: var(--muted); }
.subscribe-form { margin-top: 0.9rem; max-width: 28rem; }
.subscribe-row { display: flex; gap: 0.5rem; }
.subscribe-row input { flex: 1; min-width: 0; font: 1rem var(--sans); padding: 0.65em 0.85em; border: 1px solid var(--line); border-radius: 6px; color: var(--fg); background: #fff; }
.subscribe-row input:focus { outline: none; border-color: var(--link); box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15); }
.btn-loading { display: none; }
.subscribe-form.loading .btn-label { display: none; }
.subscribe-form.loading .btn-loading { display: inline; }
.form-msg { display: none; margin: 0.6rem 0 0; font-size: 0.9rem; }
.subscribe-form.success .form-success { display: block; color: #15803D; }
.subscribe-form.error .form-error { display: block; color: #B91C1C; }
.comments { margin-top: 3rem; }
.subscribe-more { font-size: 0.85rem; color: var(--muted); margin: 0.6rem 0 0; }
.subscribe-more a { color: var(--link); }
.button:disabled { opacity: 0.45; cursor: not-allowed; }
/* /subscribe/ chooser */
.choose-form { max-width: none; margin-top: 1.5rem; }
.choices { border: 0; margin: 0 0 1.75rem; padding: 0; }
.choices legend { padding: 0; margin-bottom: 0.75rem; }
.choice { display: grid; grid-template-columns: 1.4rem 1fr; gap: 0.75rem; align-items: start; padding: 0.95rem 1rem; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }
.choice + .choice { margin-top: 0.6rem; }
.choice:hover { border-color: #A3A3A3; }
.choice:has(input:checked) { border-color: var(--link); background: #F5F9FF; }
.choice input { width: 1.05rem; height: 1.05rem; margin: 0.2rem 0 0; accent-color: var(--link); }
.choice > span { display: grid; gap: 0.15rem; }
.choice strong { font-weight: 600; }
.choice > span > span { color: #525252; font-size: 0.95rem; }
.choice-pol strong { font-family: Inter, var(--sans); font-weight: 800; letter-spacing: -0.03em; }
.choice-ac strong { font-family: Newsreader, Georgia, serif; font-weight: 500; font-size: 1.1rem; }
.choices-note { font-size: 0.85rem; color: var(--muted); margin: 0.6rem 0 0; }
.choose-form .subscribe-row { max-width: 30rem; }

/* books shelf */
.shelf { display: grid; gap: 1.25rem; margin-top: 1.5rem; }
.spine { display: grid; grid-template-columns: 96px 1fr; gap: 1.5rem; align-items: center; padding: 1.25rem; text-decoration: none; color: var(--fg); transition: transform 0.15s, box-shadow 0.15s; }
.spine img, .spine-cover svg { width: 96px; box-shadow: 0 8px 18px -10px rgba(0, 0, 0, 0.45); }
.spine-body { display: grid; gap: 0.3rem; }
.spine-title { line-height: 1.1; }
.spine-sub { color: #525252; }
.spine-go { font-size: 0.85rem; color: var(--muted); margin-top: 0.3rem; }
.spine-pol { border: 1px solid #16181D; }
.spine-pol:hover { box-shadow: 5px 5px 0 #C8781E; transform: translate(-2px, -2px); }
.spine-pol .spine-kicker { font-family: "IBM Plex Mono", var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: #9A5810; }
.spine-pol .spine-title { font-family: Inter, var(--sans); font-weight: 800; font-size: 1.9rem; letter-spacing: -0.04em; }
.spine-ac { border-top: 1px solid #161412; border-bottom: 1px solid #161412; }
.spine-ac:hover { background: #FBF9F6; }
.spine-ac .spine-kicker { font-variant: small-caps; text-transform: lowercase; letter-spacing: 0.08em; font-size: 0.95rem; color: #6B635A; }
.spine-ac .spine-title { font-family: Newsreader, Georgia, serif; font-weight: 400; font-size: 2.1rem; letter-spacing: -0.02em; }
.spine-ac .spine-title em { color: #9A4F3D; }
.spine-ac .spine-sub { font-family: Newsreader, Georgia, serif; font-style: italic; }
.spine-wip { grid-template-columns: 1fr; border: 1px dashed #D4D4D4; color: #525252; }
.spine-wip .spine-kicker { font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.spine-wip .spine-title { font-size: 1.2rem; font-weight: 500; color: var(--fg); }
.spine-wip a { color: var(--link); }
@media (max-width: 520px) { .spine { grid-template-columns: 72px 1fr; gap: 1rem; } .spine img, .spine-cover svg { width: 72px; } }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding-block: 2rem; margin-top: auto; font-size: 0.875rem; color: var(--muted); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; align-items: center; }
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--link); }
.footer-nav .nav { gap: 0.5rem 1.5rem; }
.footer-nav .nav a { color: var(--muted); }

/* Ghost paid-preview prompt */
.gh-post-upgrade-cta { margin-top: 2.5rem; }
.gh-post-upgrade-cta-content { border-radius: 8px; padding: 2rem 1.5rem; text-align: center; background: var(--soft) !important; color: var(--fg) !important; }
.gh-post-upgrade-cta h2 { font-size: 1.35rem; font-weight: 600; margin: 0 0 1rem; color: var(--fg); }
.gh-post-upgrade-cta a.gh-btn { display: inline-block; background: var(--link) !important; color: #fff !important; border-radius: 6px; padding: 0.7em 1.2em; text-decoration: none; font-weight: 500; }
.gh-post-upgrade-cta p { font-size: 0.9rem; color: var(--muted); margin: 0.9rem 0 0; }
.gh-post-upgrade-cta p a { color: var(--link) !important; }

/* ======================================================================
   2. Proof of Lie: the instrument panel
   ====================================================================== */
.pol, .pol-header, .pol-footer {
    --ink: #16181D;
    --amber: #C8781E;
    --amber-text: #9A5810;
    --hair: #E3E1DC;
    --dots: #D3CFC7;
    --pol-display: Inter, "Helvetica Neue", Arial, sans-serif;
    --pol-text: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
    --pol-mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
    color: var(--ink);
}
/* standalone header and footer */
.pol-header { background: #fff; border-bottom: 1px solid var(--ink); }
.pol-status { background: var(--ink); color: #A9AAAE; }
.pol-status-inner { display: flex; justify-content: space-between; gap: 1rem; padding-block: 0.4rem; font-family: var(--pol-mono); font-size: 0.72rem; letter-spacing: 0.04em; }
.pol-status-prompt { color: #E3963F; }
@media (max-width: 640px) { .pol-status-meta { display: none; } }
.pol-header-inner { display: flex; align-items: center; gap: 1rem 2.25rem; min-height: 68px; flex-wrap: wrap; }
.pol-logo { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--ink); font-family: var(--pol-display); font-weight: 800; font-size: 1.45rem; letter-spacing: -0.045em; }
.pol-logo .pol-glyph { width: 26px; height: 26px; }
.pol-tabs { display: flex; gap: 1.75rem; flex: 1; flex-wrap: wrap; }
.pol-tabs a { font-family: var(--pol-mono); font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; color: #55565B; padding: 1.4rem 0 1.25rem; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.pol-tabs a:hover { color: var(--ink); }
.pol-tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--amber); }
.pol-notify { font-family: var(--pol-mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; color: var(--ink); border: 1px solid var(--ink); padding: 0.6em 0.95em; }
.pol-notify:hover { background: var(--amber); border-color: var(--amber); color: #fff; }
@media (max-width: 760px) {
    .pol-header-inner { padding-block: 0.8rem 0; gap: 0.5rem 1rem; }
    .pol-tabs { order: 3; flex-basis: 100%; gap: 1.2rem; overflow-x: auto; flex-wrap: nowrap; }
    .pol-tabs a { padding: 0.75rem 0 0.7rem; white-space: nowrap; }
    .pol-notify { margin-left: auto; }
}
.pol-footer { background: var(--ink); color: #A9AAAE; margin-top: auto; }
.pol-footer-inner { display: grid; gap: 1.25rem; padding-block: 2.5rem; }
@media (min-width: 760px) { .pol-footer-inner { grid-template-columns: auto 1fr; align-items: center; } .pol-footer-meta { grid-column: 1 / -1; } }
.pol-footer .pol-logo { color: #fff; font-size: 1.15rem; }
.pol-footer .pol-glyph { color: #fff; }
.pol-footer-nav { display: flex; flex-wrap: wrap; gap: 0.5rem 1.75rem; justify-content: flex-end; }
.pol-footer-nav a { font-family: var(--pol-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: #D7D8DB; text-decoration: none; }
.pol-footer-nav a:hover { color: #E3963F; }
.pol-footer-meta { font-family: var(--pol-mono); font-size: 0.75rem; margin: 0; padding-top: 1.25rem; border-top: 1px solid #2E3036; }
.pol-footer-meta a { color: #E3963F; text-decoration: none; }

.pol-hero { position: relative; isolation: isolate; padding-block: clamp(2.5rem, 7vw, 5rem) 1.5rem; border-bottom: 1px solid var(--ink); overflow: hidden; }
.pol-hero::before { content: ""; position: absolute; z-index: -2; inset: 0 0 0 38%; background-image: radial-gradient(circle, var(--dots) 1.15px, transparent 1.5px); background-size: 15px 15px; -webkit-mask-image: linear-gradient(90deg, transparent, #000 22%); mask-image: linear-gradient(90deg, transparent, #000 22%); }
.pol-hero::after { content: ""; position: absolute; z-index: -1; top: 16%; left: 54%; width: 26px; height: 26px; border-radius: 50%; border: 1.6px solid var(--amber); background: radial-gradient(circle, var(--ink) 2.4px, #fff 2.9px); }
.pol-hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: end; }
@media (min-width: 900px) { .pol-hero-grid { grid-template-columns: 1.5fr minmax(240px, 330px); } }
.pol-kicker { font-family: var(--pol-mono); font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--amber-text); margin: 0 0 1.25rem; }
.pol-title { font-family: var(--pol-display); font-weight: 800; font-size: clamp(3.2rem, 9vw, 7rem); line-height: 0.9; letter-spacing: -0.05em; margin: 0; }
.pol-title::before { content: ""; display: block; width: 4.5rem; height: 6px; background: var(--amber); margin-bottom: 1.5rem; }
.pol-subtitle { font-family: var(--pol-display); font-weight: 400; font-size: clamp(1.2rem, 2.4vw, 1.65rem); line-height: 1.25; letter-spacing: -0.015em; margin: 1.4rem 0 0; max-width: 24ch; }
.pol-byline { font-family: var(--pol-display); font-weight: 600; font-size: 1.05rem; margin: 1.25rem 0 0; }
.pol-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 2rem; }
.pol-btn { display: inline-flex; align-items: center; font-family: var(--pol-mono); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.95em 1.3em; background: var(--ink); color: #fff; border: 1px solid var(--ink); text-decoration: none; }
.pol-btn:hover { background: var(--amber); border-color: var(--amber); }
.pol-btn-ghost { background: #fff; color: var(--ink); }
.pol-btn-ghost:hover { background: #fff; color: var(--amber-text); border-color: var(--amber); }
.pol-cover img { width: 100%; max-width: 330px; border: 1px solid var(--ink); box-shadow: 10px 10px 0 var(--ink); background: #fff; }
.pol-caption { font-family: var(--pol-mono); font-size: 0.78rem; color: #6B6C70; margin-top: 2.5rem; }

.pol-overview { display: grid; grid-template-columns: 1fr; gap: 3rem; padding-block: clamp(2.5rem, 6vw, 4rem); }
@media (min-width: 900px) { .pol-overview { grid-template-columns: minmax(0, 1.55fr) minmax(240px, 1fr); gap: 4.5rem; } }
.pol .gh-content, .pol-body { font-family: var(--pol-text); font-size: 1.1rem; line-height: 1.72; }
.pol .gh-content h2 { font-family: var(--pol-display); font-weight: 700; letter-spacing: -0.02em; font-size: 1.5rem; }
.pol .gh-content h2::before { content: ""; display: inline-block; width: 0.5em; height: 0.5em; background: var(--amber); margin-right: 0.55em; vertical-align: 0.08em; }
.pol .gh-content a { color: var(--amber-text); }
.pol .gh-content blockquote:not([class]) { border-left: 3px solid var(--amber); color: var(--ink); font-style: normal; }
.pol .gh-content strong { font-weight: 600; }
.pol-sheet { margin: 0; border-top: 2px solid var(--ink); align-self: start; }
.pol-sheet > div { display: grid; grid-template-columns: 7rem 1fr; gap: 1rem; padding: 0.8rem 0; border-bottom: 1px solid var(--hair); }
.pol-sheet dt { font-family: var(--pol-mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: #6B6C70; padding-top: 0.15rem; }
.pol-sheet dd { margin: 0; font-family: var(--pol-text); font-size: 0.95rem; }
.pol-sheet a { color: var(--amber-text); text-decoration: none; }

.pol-section { font-family: var(--pol-mono); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; margin: 0 0 1rem; padding-top: 1rem; border-top: 2px solid var(--ink); }
.pol-articles { padding-block: 1rem clamp(3.5rem, 8vw, 5.5rem); }
.pol-rows { list-style: none; margin: 0; padding: 0; counter-reset: row; }
.pol-rows li { counter-increment: row; border-bottom: 1px solid var(--hair); }
.pol-rows a { display: grid; grid-template-columns: 3.25rem 1fr; padding: 1.1rem 0.25rem; text-decoration: none; }
.pol-rows a::before { content: counter(row, decimal-leading-zero); font-family: var(--pol-mono); font-size: 0.85rem; color: var(--amber-text); padding-top: 0.2rem; grid-row: span 3; }
.pol-rows a:hover { background: #FAFAF8; }
.pol-row-title { font-family: var(--pol-display); font-weight: 600; font-size: 1.15rem; letter-spacing: -0.01em; }
.pol-row-dek { font-family: var(--pol-text); color: #4D4E53; margin-top: 0.2rem; }
.pol-row-meta { font-family: var(--pol-mono); font-size: 0.72rem; color: #8A8B8F; margin-top: 0.4rem; text-transform: uppercase; letter-spacing: 0.08em; }
.pol-empty { font-family: var(--pol-mono); font-size: 0.85rem; color: #6B6C70; padding: 1.2rem 0; }
.pol-subscribe { padding-block: 1rem 2.5rem; }
.pol-subscribe-text { font-family: var(--pol-text); color: #4D4E53; margin: 0 0 0.25rem; max-width: 40rem; }
.pol-subscribe .subscribe-form { max-width: 32rem; }
.pol .subscribe-more { font-family: var(--pol-mono); font-size: 0.75rem; }
.pol .subscribe-more a { color: var(--amber-text); }

.pol-page-head { padding-block: clamp(2.5rem, 6vw, 4rem) 1.5rem; }
.pol-page-title { font-family: var(--pol-display); font-weight: 800; font-size: clamp(2.4rem, 6vw, 4rem); letter-spacing: -0.045em; line-height: 0.95; margin: 0; }
.pol-body > *:not(.kg-width-wide):not(.kg-width-full) { max-width: 44rem; }
.pol-inside ol { list-style: none; counter-reset: ch; padding: 0; border-top: 2px solid var(--ink); }
.pol-inside ol li { counter-increment: ch; position: relative; display: block; padding: 1rem 0 1rem 3.25rem; border-bottom: 1px solid var(--hair); margin: 0; }
.pol-inside ol li::before { content: counter(ch, decimal-leading-zero); position: absolute; left: 0; top: 1.3rem; font-family: var(--pol-mono); color: var(--amber-text); font-size: 0.9rem; line-height: 1; }
.pol-inside ol li strong { font-family: var(--pol-display); font-weight: 700; letter-spacing: -0.01em; }

.pol-questions { list-style: none; margin: 1rem 0 clamp(3.5rem, 8vw, 5.5rem); padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: 1rem; counter-reset: q -1; }
.pol-questions li { counter-increment: q; }
.pol-questions a { display: grid; gap: 0.5rem; height: 100%; padding: 1.2rem 1.25rem 1.4rem; border: 1px solid var(--ink); text-decoration: none; background: #fff; transition: transform 0.12s, box-shadow 0.12s; }
.pol-questions a::before { content: "Q" counter(q, decimal-leading-zero); font-family: var(--pol-mono); font-size: 0.8rem; color: var(--amber-text); }
.pol-questions a:hover { transform: translate(-3px, -3px); box-shadow: 5px 5px 0 var(--amber); }
.pol-q-title { font-family: var(--pol-display); font-weight: 700; font-size: 1.15rem; line-height: 1.25; letter-spacing: -0.015em; }
.pol-q-dek { font-family: var(--pol-text); font-size: 0.95rem; color: #4D4E53; }
.pol-questions .pol-empty { grid-column: 1 / -1; }

.pol-article-head { padding-block: clamp(2.5rem, 6vw, 4rem) 2rem; }
.pol-crumb { font-family: var(--pol-mono); font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: #6B6C70; margin: 0 0 1.25rem; }
.pol-crumb a { text-decoration: none; color: var(--amber-text); }
.pol-article-title { font-family: var(--pol-display); font-weight: 800; font-size: clamp(2.2rem, 5.5vw, 3.9rem); line-height: 0.98; letter-spacing: -0.045em; margin: 0; max-width: 20ch; }
.pol-article-dek { font-family: var(--pol-text); font-size: clamp(1.1rem, 2vw, 1.3rem); line-height: 1.5; color: #4D4E53; margin: 1.1rem 0 0; max-width: 40rem; }
.pol-meta { display: flex; flex-wrap: wrap; gap: 0.5rem 2.25rem; margin: 1.75rem 0 0; padding-top: 0.9rem; border-top: 1px solid var(--ink); }
.pol-meta dt { font-family: var(--pol-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: #8A8B8F; }
.pol-meta dd { margin: 0.15rem 0 0; font-family: var(--pol-mono); font-size: 0.85rem; }
.pol-endcard { display: grid; grid-template-columns: 96px minmax(0, 38rem); gap: 1.5rem; margin-block: 3.5rem 4rem; }
.pol-endcard > * { padding-block: 1.5rem; }
.pol-endcard { border-top: 2px solid var(--ink); }
.pol-endcard-cover img { width: 96px; border: 1px solid var(--ink); }
.pol-endcard-title { font-family: var(--pol-display); font-weight: 800; font-size: 1.6rem; letter-spacing: -0.04em; margin: 0 0 0.4rem; }
.pol-endcard-title a { text-decoration: none; }
.pol-endcard-text { font-family: var(--pol-text); color: #4D4E53; margin: 0; }
.pol .button { background: var(--ink); border-color: var(--ink); border-radius: 0; font-family: var(--pol-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.pol .button:hover { background: var(--amber); border-color: var(--amber); }
.pol .subscribe-row input { border-radius: 0; border-color: var(--ink); font-family: var(--pol-text); }
.pol .pagination a { color: var(--amber-text); font-family: var(--pol-mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; }

/* ======================================================================
   3. Artifact Collapse: the editorial strategy book
   ====================================================================== */
.ac, .ac-header, .ac-footer {
    --ink: #161412;
    --ink-70: #4A4540;
    --ink-40: #8C857C;
    --sienna: #A96655;
    --sienna-text: #924A39;
    --hair: #DCD4C8;
    --ac-display: Newsreader, "Iowan Old Style", Georgia, serif;
    --ac-text: Spectral, "Iowan Old Style", Georgia, serif;
    --ac-label: Inter, "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
}
/* standalone header and footer: a book's running head */
.ac-header { background: #fff; border-bottom: 1px solid var(--ink); box-shadow: 0 3px 0 #fff, 0 4px 0 var(--hair); margin-bottom: 4px; }
.ac-header-inner { position: relative; display: flex; flex-direction: column; align-items: center; gap: 0.6rem; padding-block: 1.4rem 0.9rem; }
.ac-logo { display: inline-flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--ink); font-family: var(--ac-display); font-size: 1.75rem; letter-spacing: -0.02em; line-height: 1; }
.ac-logo .ac-mark { width: 30px; height: 30px; color: var(--ink); }
.ac-logo em { color: var(--sienna-text); }
.ac-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.25rem 1.9rem; }
.ac-tabs a { position: relative; font-family: var(--ac-text); font-variant: small-caps; text-transform: lowercase; letter-spacing: 0.07em; font-size: 1.05rem; color: var(--ink-70); text-decoration: none; padding: 0.15rem 0 0.35rem; }
.ac-tabs a:hover { color: var(--ink); }
.ac-tabs a[aria-current="page"] { color: var(--ink); }
.ac-tabs a[aria-current="page"]::after { content: ""; position: absolute; left: 50%; bottom: -0.2rem; width: 6px; height: 6px; margin-left: -3px; border-radius: 50%; background: var(--sienna); }
.ac-subscribe { position: absolute; right: var(--pad); top: 1.6rem; font-family: var(--ac-text); font-variant: small-caps; text-transform: lowercase; letter-spacing: 0.07em; font-size: 1rem; color: var(--sienna-text); text-decoration: none; }
.ac-subscribe:hover { color: var(--ink); }
@media (max-width: 640px) { .ac-subscribe { position: static; } .ac-logo { font-size: 1.45rem; } }
.ac-footer { margin-top: auto; border-top: 1px solid var(--ink); }
.ac-footer-inner { display: flex; flex-direction: column; align-items: center; text-align: center; padding-block: 3rem 3.25rem; }
.ac-footer .ac-mark { width: 34px; height: 34px; color: var(--ink); margin-bottom: 1rem; }
.ac-footer-title { font-family: var(--ac-display); font-size: 1.6rem; letter-spacing: -0.02em; margin: 0; }
.ac-footer-title em { color: var(--sienna-text); }
.ac-footer-sub { font-family: var(--ac-text); font-style: italic; color: var(--ink-70); margin: 0.3rem 0 1.4rem; }
.ac-footer-meta { font-family: var(--ac-label); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-40); margin: 0; line-height: 2; }
.ac-footer-meta a { color: var(--ink-70); text-decoration: none; }
.ac-footer-meta a:hover { color: var(--sienna-text); }

.ac-hero { text-align: center; padding: clamp(3.5rem, 9vw, 6.5rem) var(--pad) clamp(2.5rem, 6vw, 4rem); }
.ac-hero .ac-mark { width: 56px; height: 56px; margin: 0 auto 2.25rem; color: var(--ink); }
.ac-title { font-family: var(--ac-display); font-weight: 400; font-size: clamp(3.6rem, 11vw, 8.5rem); line-height: 0.92; letter-spacing: -0.03em; margin: 0; }
.ac-title span, .ac-title em { display: block; }
.ac-title em { color: var(--sienna); }
.ac-subtitle { font-family: var(--ac-text); font-style: italic; font-size: clamp(1.2rem, 2.4vw, 1.5rem); margin: 2.25rem auto 0; padding-top: 1.5rem; border-top: 1px solid var(--ink); max-width: 26rem; }
.ac-byline, .ac-imprint { font-family: var(--ac-label); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; margin: 1.75rem 0 0; }
.ac-imprint { margin-top: 0.5rem; color: var(--ink-70); font-weight: 400; }

.ac-body { max-width: calc(38rem + 2 * var(--pad)); margin-inline: auto; padding-inline: var(--pad); font-family: var(--ac-text); font-size: 1.2rem; line-height: 1.66; }
.ac .gh-content h2 { font-family: var(--ac-display); font-weight: 500; font-size: 1.85rem; letter-spacing: -0.015em; text-align: center; margin: 2.4em 0 0.8em; }
.ac .gh-content h2::before { content: "\00A7"; display: block; font-size: 1.1rem; color: var(--sienna); margin-bottom: 0.3rem; }
.ac .gh-content h3 { font-family: var(--ac-display); font-weight: 500; font-size: 1.35rem; }
.ac .gh-content a { color: var(--sienna-text); text-decoration-color: rgba(169, 102, 85, 0.45); }
.ac .gh-content blockquote:not([class]) { border-left: 0; text-align: center; font-family: var(--ac-display); font-size: 1.45rem; line-height: 1.4; color: var(--ink); padding: 0 1rem; }
.ac .gh-content strong { font-weight: 600; }
.ac .gh-content hr::after { content: "\00A7"; color: var(--sienna); font-size: 1.1rem; }
.ac-overview > p:first-child::first-letter { float: left; font-family: var(--ac-display); font-size: 4.1em; line-height: 0.82; padding: 0.06em 0.08em 0 0; color: var(--sienna); }

.ac-verdicts { display: grid; grid-template-columns: 1fr; max-width: 60rem; margin: clamp(2.5rem, 6vw, 4rem) auto 0; padding-inline: var(--pad); text-align: center; }
@media (min-width: 760px) { .ac-verdicts { grid-template-columns: repeat(3, 1fr); } }
.ac-verdicts-intro { grid-column: 1 / -1; font-family: var(--ac-text); font-style: italic; color: var(--ink-70); margin: 0 0 1.5rem; }
.ac-verdict { padding: 1.5rem 1.25rem; border-top: 1px solid var(--ink); }
@media (min-width: 760px) { .ac-verdict + .ac-verdict { border-left: 1px solid var(--hair); } }
.ac-verdict-name { font-family: var(--ac-display); font-size: 2rem; letter-spacing: -0.02em; margin: 0 0 0.35rem; }
.ac-verdict p:last-child { font-family: var(--ac-text); color: var(--ink-70); margin: 0; }
.ac-verdict.is-durable .ac-verdict-name { font-weight: 600; color: var(--ink); }
.ac-verdict.is-conditional .ac-verdict-name { font-style: italic; color: var(--ink-70); }
.ac-verdict.is-fragile .ac-verdict-name { color: var(--ink-40); }
.ac-more { text-align: center; margin: 2rem 0 0; font-family: var(--ac-text); font-size: 1.1rem; }
.ac-more a { color: var(--sienna-text); text-decoration: none; border-bottom: 1px solid rgba(169, 102, 85, 0.45); }

.ac-articles { max-width: calc(44rem + 2 * var(--pad)); margin: clamp(3rem, 8vw, 5rem) auto clamp(3.5rem, 8vw, 5.5rem); padding-inline: var(--pad); }
.ac-section { font-family: var(--ac-text); font-variant: small-caps; text-transform: lowercase; letter-spacing: 0.1em; font-weight: 400; font-size: 1.15rem; text-align: center; margin: 0 0 1.5rem; color: var(--ink-70); }
.ac-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.ac-list li { border-bottom: 1px solid var(--hair); }
.ac-list a { display: grid; gap: 0.3rem; padding: 1.4rem 0; text-decoration: none; text-align: center; }
.ac-list-title { font-family: var(--ac-display); font-size: 1.55rem; line-height: 1.2; letter-spacing: -0.01em; }
.ac-list a:hover .ac-list-title { color: var(--sienna-text); }
.ac-list-dek { font-family: var(--ac-text); font-style: italic; color: var(--ink-70); }
.ac-list-meta { font-family: var(--ac-label); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-40); }
.ac-empty { font-family: var(--ac-text); font-style: italic; color: var(--ink-70); text-align: center; padding: 1.5rem 0; }
.ac-subscribe-block { max-width: calc(34rem + 2 * var(--pad)); margin: clamp(3rem, 7vw, 4.5rem) auto 0; padding-inline: var(--pad); text-align: center; }
.ac-subscribe-text { font-family: var(--ac-text); font-style: italic; color: var(--ink-70); margin: 0 0 0.5rem; }
.ac-subscribe-block .subscribe-form { margin-inline: auto; }
.ac-subscribe-block:last-child { margin-bottom: clamp(3.5rem, 8vw, 5.5rem); }
.ac .subscribe-more { font-family: var(--ac-text); font-style: italic; }
.ac .subscribe-more a { color: var(--sienna-text); }

.ac-page-head { text-align: center; padding: clamp(3rem, 8vw, 5rem) var(--pad) 1.5rem; }
.ac-page-head .ac-mark { width: 44px; height: 44px; margin: 0 auto 1.75rem; color: var(--ink); }
.ac-page-title { font-family: var(--ac-display); font-weight: 400; font-size: clamp(2.6rem, 7vw, 4.6rem); line-height: 1; letter-spacing: -0.025em; margin: 0; }
.ac-framework { padding-bottom: clamp(3.5rem, 8vw, 5.5rem); }
.ac-framework ol { list-style: none; counter-reset: test; padding: 0; }
.ac-framework ol li { counter-increment: test; position: relative; padding: 0 0 0 2.6rem; margin-top: 1.1rem; }
.ac-framework ol li::before { content: counter(test, upper-roman) "."; position: absolute; left: 0; top: 0.05rem; font-family: var(--ac-display); color: var(--sienna); }
.ac-framework table { font-family: var(--ac-text); font-size: 1rem; margin-top: 1.5rem; }
.ac-framework th { font-family: var(--ac-label); font-weight: 500; font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-70); border-bottom: 1px solid var(--ink); }
.ac-framework td { border-bottom: 1px solid var(--hair); }

.ac-article-head { text-align: center; max-width: 52rem; margin: 0 auto; padding: clamp(3rem, 8vw, 5rem) var(--pad) 2.5rem; }
.ac-crumb { font-family: var(--ac-display); font-size: 1.05rem; margin: 0 0 1.5rem; }
.ac-crumb a { text-decoration: none; }
.ac-crumb em { color: var(--sienna-text); }
.ac-article-title { font-family: var(--ac-display); font-weight: 400; font-size: clamp(2.4rem, 6.4vw, 4.4rem); line-height: 1.02; letter-spacing: -0.025em; margin: 0; }
.ac-article-dek { font-family: var(--ac-text); font-style: italic; font-size: clamp(1.15rem, 2.2vw, 1.4rem); color: var(--ink-70); margin: 1.25rem auto 0; max-width: 34rem; }
.ac-meta { font-family: var(--ac-label); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-40); margin: 1.5rem 0 0; }
.ac-feature { max-width: 60rem; margin: 0 auto 2.5rem; padding-inline: var(--pad); }
.ac-end { max-width: calc(38rem + 2 * var(--pad)); margin: 3.5rem auto 4.5rem; padding: 2rem var(--pad) 0; text-align: center; border-top: 1px solid var(--hair); font-family: var(--ac-text); font-style: italic; color: var(--ink-70); }
.ac-end .ac-mark { width: 36px; height: 36px; margin: 0 auto 1rem; color: var(--ink); }
.ac-end a { color: var(--sienna-text); }
.ac-end .subscribe-form { margin-inline: auto; font-style: normal; }
.ac .button { background: var(--ink); border-color: var(--ink); border-radius: 0; font-family: var(--ac-label); font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; }
.ac .button:hover { background: var(--sienna); border-color: var(--sienna); }
.ac .subscribe-row input { border-radius: 0; border-color: var(--hair); font-family: var(--ac-text); }
.ac .pagination a { color: var(--sienna-text); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }