/* Singularity Review: an observatory for the AI beat. */
@font-face { font-family: "Newsreader Variable"; src: url("/fonts/newsreader-latin-wght-normal.woff2") format("woff2"); font-style: normal; font-weight: 200 800; font-display: swap; }
@font-face { font-family: "Newsreader Variable"; src: url("/fonts/newsreader-latin-wght-italic.woff2") format("woff2"); font-style: italic; font-weight: 200 800; font-display: swap; }
@font-face { font-family: "Inter Tight Variable"; src: url("/fonts/inter-tight-latin-wght-normal.woff2") format("woff2"); font-style: normal; font-weight: 100 900; font-display: swap; }
:root {
  --ink-0: #0B0C0E;
  --ink-1: #131518;
  --ink-2: #1C1F23;
  --line: #2A2E33;
  --paper: #F4F1EA;
  --muted: #A4A29C;
  --faint: #6E6C67;
  --signal: #F2A93B;
  --signal-ink: #1A1205;
  --ember: #E2603A;
  --serif: "Newsreader Variable", Georgia, serif;
  --sans: "Inter Tight Variable", system-ui, sans-serif;
  --radius: 20px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 124px; color-scheme: dark; }
html:has([data-feed]) { scroll-snap-type: y proximity; }
body { margin: 0; background: var(--ink-0); color: var(--paper); font-family: var(--serif); font-size: 19px; line-height: 1.65; font-optical-sizing: auto; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
picture { display: block; }
a { color: var(--signal); text-underline-offset: 4px; text-decoration-thickness: 1px; }
a:hover { text-decoration-color: var(--ember); }
button { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
::selection { color: var(--signal-ink); background: var(--signal); }
.skip { position: fixed; left: 16px; top: 8px; transform: translateY(-200%); z-index: 100; background: var(--signal); color: var(--signal-ink); min-height: 48px; padding: 10px 20px; font: 600 16px/28px var(--sans); border-radius: 8px; }
.skip:focus { transform: none; }
.feed-width { width: calc(100% - 16px); max-width: 760px; margin-inline: auto; }
.reading-width { width: calc(100% - 40px); max-width: 760px; margin-inline: auto; }
.meta, .kicker, .chip, .pill, .social-link, .site-header, .footer-links, .footer-copy, .tags, figcaption, .no-js-nav { font-family: var(--sans); }
.meta { color: var(--muted); font-size: 13px; line-height: 1.65; }
.kicker { color: var(--signal); font-size: 12px; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; line-height: 1.5; }
.site-header { position: sticky; top: 0; z-index: 20; background: var(--ink-0); border-bottom: 1px solid var(--line); transition: transform 240ms ease; }
.site-header.is-hidden { transform: translateY(-100%); }
.site-header:has(:focus-visible) { transform: translateY(0); }
.header-inner { min-height: 56px; height: 56px; max-width: 1120px; padding-inline: 16px 8px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.brand { display: flex; align-items: center; min-height: 48px; text-decoration: none; }
.brand img { width: clamp(212px, 62vw, 270px); height: auto; }
.desktop-nav { display: none; }
.menu-toggle { width: 48px; height: 48px; padding: 15px 12px; border: 0; border-radius: 50%; background: transparent; color: var(--paper); cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 1.5px; margin-block: 5px; background: currentColor; transition: transform 180ms ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }
.menu-toggle:hover { background: var(--ink-2); }
.mobile-menu { position: absolute; top: 56px; inset-inline: 0; padding: 16px 24px 24px; background: var(--ink-1); max-height: calc(100svh - 56px); overflow-y: auto; border-bottom: 1px solid var(--line); z-index: 2; }
.mobile-menu > a { display: flex; align-items: center; min-height: 52px; color: var(--paper); text-decoration: none; font-size: 22px; font-weight: 500; border-bottom: 1px solid var(--line); }
.menu-social { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 20px; }
.menu-social > a { display: inline-flex; align-items: center; gap: 10px; padding: 10px 14px; min-height: 48px; color: var(--muted); text-decoration: none; font-size: 15px; }
.menu-open { overflow: hidden; }
.chip-bar { overflow: hidden; }
.chip-inner { display: flex; gap: 8px; max-width: 776px; margin-inline: auto; padding: 8px; overflow-x: auto; scrollbar-width: none; }
.chip-inner::-webkit-scrollbar { display: none; }
.chip { display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; min-height: 44px; min-width: 48px; padding: 8px 20px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: var(--ink-1); font-size: 14px; font-weight: 550; text-decoration: none; }
.chip:hover { color: var(--paper); background: var(--ink-2); }
.chip[aria-current] { background: var(--signal); border-color: var(--signal); color: var(--signal-ink); }
.no-js-nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; padding: 8px; gap: 8px; font-size: 15px; }
.no-js-nav a { padding: 12px; min-height: 48px; }
.feed-intro { padding: 24px 12px 22px; scroll-snap-align: start; }
.feed-intro h1 { max-width: 32ch; font-size: 22px; line-height: 1.3; font-weight: 400; margin: 0; }
.feed-intro h1::first-line { color: var(--paper); }
.category-intro h1 { font-size: 42px; font-weight: 600; }
.category-intro p { margin: 8px 0; }
.feed { display: flex; flex-direction: column; gap: 28px; padding-bottom: 32px; }
.card { overflow: hidden; background: var(--ink-1); border: 1px solid var(--line); border-radius: var(--radius); scroll-snap-align: center; scroll-margin-block: 16px; }
.card-link { display: flex; flex-direction: column; color: var(--paper); text-decoration: none; }
.card-link:focus-visible { outline-offset: -4px; border-radius: var(--radius); }
.card-media { overflow: hidden; background: var(--ink-2); aspect-ratio: 4 / 5; max-height: 68svh; width: 100%; flex-shrink: 0; }
.card-media picture, .card-media img { width: 100%; height: 100%; }
.card-image { object-fit: cover; transition: transform 500ms ease; }
.card-body { display: flex; flex-direction: column; flex: 1; padding: 22px 20px 24px; }
.card-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card-meta time { font: 400 13px/1.5 var(--sans); color: var(--muted); }
.card-title { margin: 0 0 12px; font: 600 32px/1.08 var(--serif); letter-spacing: -.025em; text-wrap: pretty; }
.card-dek { margin: 0; color: var(--muted); font-size: 19px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card-read { display: flex; align-items: center; justify-content: space-between; min-height: 48px; padding-top: 18px; margin-top: auto; color: var(--paper); font: 500 13px/1.5 var(--sans); }
.card-read span { font-size: 22px; color: var(--signal); }
@media (hover: hover) { .card-link:hover .card-image { transform: scale(1.025); } .card-link:hover .card-title { text-decoration: underline; text-decoration-color: var(--ember); text-decoration-thickness: 1px; text-underline-offset: 5px; } }
.pagination { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 16px; padding-bottom: 32px; }
.pagination:empty { padding: 0; }
[data-sentinel] { width: 100%; height: 1px; }
.pill { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 48px; padding: 12px 24px; border-radius: 999px; background: var(--ink-2); border: 1px solid var(--line); color: var(--paper); font-size: 15px; text-decoration: none; }
.pill:hover { color: var(--signal); }
.load-status { width: 100%; text-align: center; margin: 0; }
.article { padding-top: 28px; }
.category-link { display: inline-flex; align-items: center; min-height: 48px; min-width: 48px; text-decoration: none; }
.article-title { font-size: clamp(39px, 7vw, 64px); line-height: 1.05; letter-spacing: -.035em; font-weight: 600; margin: 6px 0 22px; text-wrap: pretty; }
.article-dek { color: var(--muted); font-size: 23px; line-height: 1.4; margin: 0 0 24px; }
.byline { display: flex; flex-wrap: wrap; column-gap: 16px; row-gap: 4px; margin: 0; }
.byline span:first-child { width: 100%; color: var(--paper); }
.byline-author { color: inherit; text-decoration: underline; text-decoration-color: var(--signal); text-underline-offset: 3px; display: inline-block; padding-block: 12px; margin-block: -12px; }
.article-hero { margin: 32px auto 36px; max-width: 1120px; }
.hero-image { width: 100%; height: auto; }
figcaption { color: var(--muted); font-size: 13px; padding: 12px 20px 0; }
.prose { max-width: 65ch; font-size: 19px; line-height: 1.65; overflow-wrap: break-word; }
.prose p { margin: 0 0 1.4em; }
.prose h2 { font-size: 32px; font-weight: 600; line-height: 1.15; margin: 1.7em 0 .6em; letter-spacing: -.02em; }
.prose h3 { font-size: 25px; line-height: 1.25; margin: 1.6em 0 .6em; }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 1.25em; }
.prose li { margin-bottom: .5em; }
.prose blockquote { margin: 1.6em 0; padding-left: 24px; border-left: 2px solid var(--signal); font-size: 24px; font-style: italic; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin-block: 36px; }
.prose img { border-radius: 8px; margin-block: 24px; }
.prose pre { max-width: 100%; overflow-x: auto; padding: 20px; background: var(--ink-2); font-size: 16px; }
.prose code { font-size: .85em; }
.prose table { display: block; max-width: 100%; overflow-x: auto; }
.article-footer { padding-block: 28px 52px; }
.tags { display: flex; flex-wrap: wrap; list-style: none; gap: 8px; padding: 0; margin: 0 0 32px; }
.tags li { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 16px; background: var(--ink-2); border: 1px solid var(--line); color: var(--muted); font-size: 13px; border-radius: 999px; }
.follow { border-block: 1px solid var(--line); padding-block: 24px; }
.follow p { margin: 0 0 14px; }
.follow > p:not(.kicker) { font-size: 26px; line-height: 1.2; }
.follow-links { display: flex; flex-wrap: wrap; gap: 8px; }
.social-link { min-width: 48px; min-height: 48px; display: inline-flex; align-items: center; justify-content: center; color: var(--muted); text-decoration: none; border-radius: 999px; }
.social-link:hover { color: var(--signal); background: var(--ink-2); }
.social-link--text { gap: 10px; padding: 10px 18px; font-size: 15px; border: 1px solid var(--line); color: var(--paper); }
.section-title { font-size: 36px; font-weight: 500; line-height: 1.2; letter-spacing: -.025em; margin: 0 12px 24px; }
.read-next { border-top: 1px solid var(--line); padding-top: 36px; }
.about { padding-block: 40px 64px; }
.about h1, .not-found h1 { font-size: clamp(40px, 6vw, 60px); line-height: 1.08; letter-spacing: -.035em; font-weight: 500; margin: 8px 0 28px; }
.about li a { display: inline-flex; align-items: center; min-height: 48px; padding-block: 8px; }
.not-found { padding-block: 64px 96px; min-height: 65svh; }
.not-found > p:not(.kicker) { color: var(--muted); }
.floating-social { display: none; }
.site-footer { display: flex; flex-direction: column; align-items: center; border-top: 1px solid var(--line); padding: 40px 20px calc(32px + env(safe-area-inset-bottom)); }
.footer-brand { display: flex; align-items: center; min-height: 48px; }
.footer-brand img { width: 240px; }
.footer-links, .footer-social { display: flex; justify-content: center; gap: 8px; }
.footer-links { margin: 16px 0 8px; font-size: 15px; }
.footer-links a { display: flex; align-items: center; justify-content: center; min-height: 48px; min-width: 48px; padding: 10px 20px; color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--signal); }
.footer-copy { color: var(--muted); font-size: 12px; margin: 20px 0 0; }
@media (min-width: 640px) {
  .feed-intro { padding: 36px 0 28px; }
  .feed-intro h1 { max-width: none; font-size: 25px; }
  .category-intro h1 { font-size: 48px; }
  .feed { gap: 40px; padding-bottom: 48px; }
  .card-media { aspect-ratio: 4 / 3; max-height: none; }
  .card-body { padding: 28px 32px 30px; }
  .card-title { font-size: 44px; max-width: 27ch; }
  .card-dek { font-size: 21px; }
  .card-meta { margin-bottom: 18px; }
  .article { padding-top: 48px; }
  .article-header { max-width: 800px; }
  .article-dek { font-size: 28px; }
  .byline span:first-child { width: auto; }
  .article-hero { margin-block: 40px 52px; width: calc(100% - 32px); }
  .hero-image { border-radius: 8px; }
  .prose { font-size: 21px; }
  .section-title { margin-inline: 0; font-size: 42px; }
}
@media (min-width: 960px) {
  .header-inner { height: 64px; padding-inline: 24px; }
  .brand img { width: 292px; }
  .desktop-nav { display: flex; align-items: center; gap: 8px; font-size: 14px; }
  .desktop-nav > a:not(.social-link) { min-height: 48px; padding: 12px 18px; color: var(--paper); text-decoration: none; display: flex; align-items: center; }
  .menu-toggle { display: none; }
  .floating-social { display: flex; flex-direction: column; position: fixed; right: 24px; bottom: 24px; z-index: 10; gap: 8px; }
  .floating-social .social-link { border: 1px solid var(--line); background: var(--ink-1); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
  html:has([data-feed]) { scroll-snap-type: none; }
  .card-link:hover .card-image { transform: none; }
}

.about-tagline {
  color: var(--signal, #F2A93B);
  font-weight: 600;
  margin-top: -0.25em;
}

/* Share bar */
.share-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.share-bar--compact { margin-top: 18px; }
.share-btn, .share-pill { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 44px; min-height: 44px; border: 1px solid var(--line); background: var(--ink-1); color: var(--paper); border-radius: 999px; font: 600 14px/1 var(--sans); text-decoration: none; cursor: pointer; transition: border-color .15s, color .15s, background .15s; }
.share-pill { padding: 0 16px; }
.share-pill[hidden] { display: none; }
.share-btn:hover, .share-pill:hover, .share-btn:focus-visible, .share-pill:focus-visible { border-color: var(--signal); color: var(--signal); }
.share-btn:focus-visible, .share-pill:focus-visible, .reaction:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }
.share-end { border-top: 1px solid var(--line); padding-block: 24px; }
.share-end .kicker { margin: 0 0 14px; }

/* Reactions */
.reactions { padding-block: 8px 28px; }
.reactions[hidden] { display: none; }
.reactions .kicker { margin: 0 0 14px; font-size: 13px; }
.reaction-list { display: flex; flex-wrap: wrap; gap: 6px; }
.reaction { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: 50px; min-height: 48px; padding: 0 11px; border: 1px solid var(--line); background: var(--ink-1); color: var(--muted); border-radius: 999px; font: 600 15px/1 var(--sans); cursor: pointer; transition: border-color .15s, background .15s, transform .1s; }
.reaction:hover { border-color: var(--signal); }
.reaction:active { transform: scale(.96); }
.reaction-emoji { font-size: 21px; line-height: 1; }
.reaction--like svg { color: var(--muted); }
.reaction[aria-pressed="true"] { border-color: var(--signal); background: var(--signal-ink); color: var(--paper); }
.reaction--like[aria-pressed="true"] svg { color: var(--ember); }
.reaction-count:empty { display: none; }