:root {
  --paper: #f4f5f3;
  --paper-soft: #eef0ed;
  --ink: #1c211f;
  --body: #383e3b;
  --muted: #747b77;
  --line: #cfd3cf;
  --line-dark: #a7ada8;
  --accent: #435c66;
  --accent-soft: #dce4e5;
  --max: 1140px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 40px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}
button, a { font: inherit; }
a { color: inherit; }
.wrap { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.scroll-progress { position: fixed; inset: 0 0 auto; z-index: 100; height: 2px; }
.scroll-progress span { display: block; width: 0; height: 100%; background: var(--accent); }

.site-header {
  width: min(calc(100% - 48px), var(--max));
  min-height: 76px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
  font: 700 .9rem/1 var(--sans);
  letter-spacing: -.01em;
}
.wordmark-mark {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: var(--ink);
  border-radius: 50%;
  font: 700 .58rem/1 var(--sans);
  letter-spacing: -.04em;
}
.header-actions { display: flex; align-items: center; gap: 22px; }
.live-stamp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  text-decoration: none;
  font: 400 .68rem/1 var(--sans);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.live-stamp i { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }
.live-stamp:hover { color: var(--ink); }
.button {
  min-height: 40px;
  padding: 0 15px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  cursor: pointer;
  font: 600 .75rem/1 var(--sans);
  transition: color .16s ease, background .16s ease;
}
.button:hover { color: var(--paper); background: var(--ink); }
.button-primary { color: var(--paper); background: var(--ink); }
.button-primary:hover { color: var(--ink); background: transparent; }

.hero {
  min-height: 410px;
  padding: clamp(76px, 9vw, 116px) 0 72px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: clamp(50px, 8vw, 120px);
  align-items: end;
}
.eyebrow, .section-index {
  color: var(--muted);
  font: 600 .68rem/1 var(--sans);
  text-transform: uppercase;
  letter-spacing: .13em;
}
.eyebrow { margin-bottom: 30px; }
.disclaimer-link {
  margin-left: 2px;
  color: var(--accent);
  text-decoration: none;
  font-size: 1rem;
  line-height: 0;
  vertical-align: super;
}
.disclaimer-link:hover,
.disclaimer-link:focus-visible { text-decoration: underline; text-underline-offset: 3px; }
.hero h1 {
  margin: 0;
  font-size: clamp(3.45rem, 6.7vw, 6.6rem);
  font-weight: 400;
  line-height: .94;
  letter-spacing: -.052em;
}
.chronology { margin: 12px 0 0; color: var(--accent); font-size: clamp(1.15rem, 1.8vw, 1.55rem); font-style: italic; }
.hero-note {
  padding: 20px 0 18px;
  display: block;
  border-block: 1px solid var(--line-dark);
  color: var(--muted);
  text-decoration: none;
  font: 400 .69rem/1.4 var(--sans);
  transition: color .16s ease, padding .16s ease;
}
.hero-note:hover { padding-left: 7px; color: var(--ink); }
.hero-note-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.hero-note-meta b, .new-badge {
  padding: 4px 7px;
  color: var(--paper);
  background: var(--ink);
  font: 700 .61rem/1 var(--sans);
  text-transform: uppercase;
  letter-spacing: .09em;
}
.hero-note small { display: block; }
.hero-note strong {
  display: block;
  margin: 16px 0 10px;
  color: var(--ink);
  font: 400 1.24rem/1.12 var(--serif);
  letter-spacing: -.04em;
}
.hero-note small { color: var(--muted); font-size: .69rem; line-height: 1.45; }
.hero-note small i { color: var(--accent); font-style: normal; }
.plain-truth {
  padding: 104px 0;
  display: grid;
  grid-template-columns: .65fr 2fr;
  gap: 90px;
}
.section-index { display: block; margin-bottom: 15px; }
.plain-truth h2, .section-heading h2, .timeline-head h2, .share-panel h2 {
  margin: 0;
  font-size: clamp(2.25rem, 4vw, 4.2rem);
  font-weight: 400;
  line-height: .98;
  letter-spacing: -.045em;
}
.plain-truth > p {
  margin: 0;
  font-size: clamp(1.55rem, 2.75vw, 2.4rem);
  line-height: 1.25;
  letter-spacing: -.025em;
}

.timeline-section {
  padding: 112px 0 130px;
  background: var(--paper-soft);
  border-block: 1px solid var(--line);
}
.timeline-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
}
.timeline-head p { max-width: 470px; margin: 0 0 4px; color: var(--muted); }
.timeline-nav-wrap { margin-top: 55px; border-block: 1px solid var(--line); }
.timeline-nav {
  min-height: 62px;
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}
.timeline-nav::-webkit-scrollbar { display: none; }
.timeline-nav button {
  min-width: 112px;
  flex: 1 0 auto;
  padding: 13px 15px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  cursor: pointer;
  font: 500 .75rem/1.25 var(--sans);
}
.timeline-nav button:first-child { border-left: 1px solid var(--line); }
.timeline-nav button span {
  display: block;
  margin-bottom: 3px;
  font-size: .61rem;
  letter-spacing: .11em;
}
.timeline-nav button:hover, .timeline-nav button.active { color: var(--ink); background: rgba(28,33,31,.05); }
.timeline-controls {
  padding: 31px 0 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 7px;
}
.timeline-controls > span {
  margin-right: 7px;
  color: var(--muted);
  font: 500 .7rem/1 var(--sans);
}
.filter-button {
  min-height: 34px;
  padding: 0 13px;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  cursor: pointer;
  font: 500 .72rem/1 var(--sans);
}
.filter-button:hover, .filter-button.active { color: var(--paper); background: var(--ink); border-color: var(--ink); }

.timeline { position: relative; }
.timeline::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 50%;
  width: 1px;
  border-left: 1px dashed var(--line-dark);
}
.timeline-event {
  position: relative;
  min-height: 375px;
  display: grid;
  grid-template-columns: minmax(0,1fr) 72px minmax(0,1fr);
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .45s ease, transform .45s ease;
}
.timeline-event.visible { opacity: 1; transform: none; }
.timeline-event.filtered-out { display: none; }
.timeline-event:nth-child(odd) .date-block { grid-column: 1; grid-row: 1; padding: 17px 25px 0 0; text-align: right; }
.timeline-event:nth-child(odd) .event-card { grid-column: 3; grid-row: 1; margin-left: 22px; }
.timeline-event:nth-child(even) .date-block { grid-column: 3; grid-row: 1; padding: 17px 0 0 25px; text-align: left; }
.timeline-event:nth-child(even) .event-card { grid-column: 1; grid-row: 1; margin-right: 22px; text-align: right; }
.timeline-event:nth-child(even) .event-meta, .timeline-event:nth-child(even) .source-row { justify-content: flex-end; }
.timeline-event:nth-child(even) .event-details { text-align: left; }
.timeline-event:nth-child(even) .details-toggle { flex-direction: row-reverse; }
.date-block { align-self: start; font-family: var(--sans); }
.date-block span, .date-block small {
  display: block;
  color: var(--muted);
  font-size: .63rem;
  letter-spacing: .12em;
}
.date-block strong {
  display: block;
  margin: 4px 0;
  color: var(--accent);
  font: 500 1.03rem/1 var(--sans);
}
.timeline-node { grid-column: 2; grid-row: 1; position: relative; display: flex; justify-content: center; }
.timeline-node i {
  z-index: 1;
  width: 9px;
  height: 9px;
  margin-top: 23px;
  background: var(--paper-soft);
  border: 2px solid var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 7px var(--paper-soft);
}
.event-featured .timeline-node i { background: var(--accent); }
.event-card { align-self: start; padding: 8px 0 72px; }
.event-media {
  margin: 0 0 24px;
  overflow: hidden;
  background: #f1eee7;
  border: 1px solid var(--line);
}
.event-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  display: block;
  object-fit: cover;
  filter: grayscale(1) contrast(1.02);
  transition: transform .45s ease;
}
.event-card:hover .event-media img { transform: scale(1.012); }
.event-media figcaption {
  margin-top: 7px;
  color: var(--muted);
  font: 400 .62rem/1.4 var(--sans);
}
.event-media figcaption a { color: var(--accent); }
.event-meta {
  margin-bottom: 17px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font: 500 .64rem/1.3 var(--sans);
  text-transform: uppercase;
  letter-spacing: .07em;
}
.tag {
  display: inline-block;
  padding: 4px 7px;
  color: var(--body);
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  font-weight: 600;
}
.new-badge { display: inline-block; }
.event-new { scroll-margin-top: 28px; }
.event-new .event-card { position: relative; }
.tag-technical, .tag-industry, .tag-politics { background: transparent; border-color: var(--line-dark); }
.event-card h3 {
  margin: 0;
  font-size: clamp(1.7rem, 2.85vw, 2.75rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -.035em;
}
.event-summary { margin: 18px 0 0; color: var(--body); font-size: 1rem; line-height: 1.65; }
blockquote {
  margin: 25px 0 0;
  padding: 2px 0 2px 20px;
  color: var(--accent);
  border-left: 1px solid var(--accent);
  font-size: clamp(1.08rem, 1.55vw, 1.32rem);
  font-style: italic;
  line-height: 1.45;
}
.details-toggle {
  width: 100%;
  margin-top: 25px;
  padding: 13px 0 0;
  display: flex;
  justify-content: space-between;
  color: var(--accent);
  background: transparent;
  border: 0;
  border-top: 1px solid var(--line);
  cursor: pointer;
  text-align: left;
  font: 600 .76rem/1.4 var(--sans);
}
.details-toggle span { font-size: 1.15rem; line-height: 1; transition: transform .18s; }
.details-toggle[aria-expanded="true"] span { transform: rotate(45deg); }
.event-details {
  padding-top: 21px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.event-details[hidden] { display: none; }
.event-details h4 {
  margin: 0 0 7px;
  color: var(--muted);
  font: 600 .64rem/1 var(--sans);
  text-transform: uppercase;
  letter-spacing: .09em;
}
.event-details p { margin: 0; color: var(--body); font-size: .9rem; line-height: 1.55; }
.source-row { margin-top: 23px; display: flex; flex-wrap: wrap; gap: 8px 16px; }
.source-row a {
  padding-bottom: 2px;
  color: var(--accent);
  border-bottom: 1px solid currentColor;
  text-decoration: none;
  font: 500 .71rem/1.4 var(--sans);
}
.source-row a span { color: var(--muted); }
.proposal-grid {
  margin-top: 27px;
  display: grid;
  grid-template-columns: 1fr;
  color: var(--ink);
  border-block: 1px solid var(--line-dark);
  text-align: left;
}
.proposal-grid > div {
  padding: 16px 0;
  display: grid;
  grid-template-columns: 34px 1fr;
  column-gap: 10px;
  border-bottom: 1px solid var(--line);
}
.proposal-grid > div:last-child { border-bottom: 0; }
.proposal-grid span { grid-row: 1 / 3; color: var(--muted); font: 600 .64rem/1.3 var(--sans); }
.proposal-grid strong { display: block; font-size: .95rem; }
.proposal-grid p { margin: 3px 0 0; color: var(--muted); font-size: .85rem; }

.reading { padding: 122px 0; }
.section-heading {
  display: grid;
  grid-template-columns: 65px minmax(0,1.5fr) 1fr;
  gap: 28px;
  align-items: end;
}
.section-heading .section-index { align-self: start; padding-top: 11px; }
.section-heading p { margin: 0 0 4px; color: var(--muted); }
.reading-grid {
  margin-top: 65px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line-dark);
}
.reading-grid article {
  min-height: 250px;
  padding: 28px 30px 30px 0;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--line);
}
.reading-grid article:nth-child(odd) { padding-right: 42px; border-right: 1px solid var(--line); }
.reading-grid article:nth-child(even) { padding-left: 42px; }
.reading-grid span { color: var(--muted); font: 600 .64rem/1 var(--sans); }
.reading-grid h3 {
  margin: auto 0 13px;
  padding-top: 48px;
  font-size: clamp(1.45rem, 2.25vw, 2.1rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -.035em;
}
.reading-grid p { max-width: 480px; margin: 0; color: var(--muted); font-size: .95rem; }

.verdict {
  padding: 118px 0;
  display: grid;
  grid-template-columns: .6fr 2fr;
  gap: 80px;
  border-top: 1px solid var(--line);
}
.verdict-label > span:last-child { color: var(--muted); font: 500 .7rem/1 var(--sans); }
.verdict-copy h2 {
  margin: 0;
  font-size: clamp(3.2rem, 6.6vw, 6.7rem);
  font-weight: 400;
  line-height: .9;
  letter-spacing: -.06em;
}
.verdict-copy h2::first-line { color: var(--accent); font-style: italic; }
.verdict-copy > p { max-width: 760px; margin: 35px 0 50px; color: var(--body); font-size: 1.08rem; }
.confidence-scale { border-top: 1px solid var(--line-dark); }
.confidence-scale div {
  padding: 19px 0;
  display: grid;
  grid-template-columns: 165px 1fr;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.confidence-scale span {
  color: var(--muted);
  font: 500 .65rem/1.35 var(--sans);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.confidence-scale strong { font-size: .94rem; font-weight: 400; }

.sources { padding: 116px 0; border-top: 1px solid var(--line); }
.source-list { margin-top: 60px; border-top: 1px solid var(--line-dark); }
.source-list a {
  padding: 20px 3px;
  display: grid;
  grid-template-columns: 55px 1fr 100px 22px;
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: color .16s ease, padding .16s ease;
}
.source-list a:hover { padding-inline: 10px; color: var(--accent); }
.source-list span, .source-list em { color: var(--muted); font: normal 500 .68rem/1 var(--sans); }
.source-list i { color: var(--accent); font-style: normal; }

.share-panel {
  margin-bottom: 100px;
  padding: 70px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  border-block: 1px solid var(--line-dark);
}
.share-panel p { max-width: 490px; margin: 0; color: var(--body); font-size: 1.05rem; }
.share-actions { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 9px; }
.copy-status { display: block; min-height: 20px; margin-top: 11px; color: var(--accent); font: 600 .7rem/1 var(--sans); }
.experiment-note {
  scroll-margin-top: 90px;
  margin-bottom: 100px;
  padding: 54px 0 58px;
  display: grid;
  grid-template-columns: 65px minmax(0, 760px);
  gap: 28px;
  border-block: 1px solid var(--line);
}
.experiment-marker {
  color: var(--accent);
  font: 400 2rem/1 var(--serif);
}
.experiment-kicker {
  display: block;
  margin-bottom: 17px;
  color: var(--muted);
  font: 600 .64rem/1 var(--sans);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.experiment-note h2 {
  margin: 0 0 24px;
  font-size: clamp(1.9rem, 3.3vw, 3.1rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -.04em;
}
.experiment-note p {
  margin: 0;
  color: var(--body);
  font-size: .98rem;
  line-height: 1.65;
}
.experiment-note p + p { margin-top: 14px; color: var(--muted); }
.site-footer {
  min-height: 140px;
  padding-block: 35px;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 30px;
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 400 .77rem/1.5 var(--sans);
}
.site-footer p { margin: 0; text-align: center; }
.site-footer > a { justify-self: end; color: var(--accent); text-decoration: none; font-weight: 600; }
.creator {
  justify-self: start !important;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink) !important;
  text-decoration: none;
  font-size: .8rem;
}
.creator img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  filter: grayscale(1);
}
.creator strong { font-weight: 700; }

@media (max-width: 900px) {
  .hero { min-height: 380px; }
  .timeline-head, .plain-truth, .verdict, .share-panel { grid-template-columns: 1fr; gap: 35px; }
  .section-heading { grid-template-columns: 50px 1fr; }
  .section-heading > p { grid-column: 2; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer p { grid-column: 1 / -1; grid-row: 2; text-align: left; }
}

@media (max-width: 720px) {
  .wrap, .site-header { width: min(calc(100% - 30px), var(--max)); }
  .site-header { min-height: 66px; }
  .site-header .wordmark > span:last-child { display: none; }
  .header-actions { gap: 12px; }
  .live-stamp { font-size: .62rem; letter-spacing: .06em; }
  .live-stamp i { width: 5px; height: 5px; }
  .button-quiet { min-height: 36px; padding-inline: 11px; }
  .hero { min-height: auto; padding: 68px 0 62px; grid-template-columns: 1fr; gap: 48px; }
  .hero h1 { font-size: clamp(3.4rem, 16vw, 5rem); }
  .hero-note { width: 100%; justify-self: stretch; padding: 18px 0; }
  .hero-note:hover { padding-left: 0; }
  .hero-note strong { max-width: 18ch; font-size: 1.4rem; }
  .hero-note small { max-width: 42ch; font-size: .75rem; }
  .plain-truth, .reading, .verdict, .sources { padding-block: 74px; }
  .plain-truth > p { font-size: 1.5rem; }
  .timeline-section { padding: 76px 0 88px; }
  .timeline-nav { width: 100%; padding-left: 15px; }
  .timeline-nav button { min-width: 100px; }
  .timeline-controls { justify-content: flex-start; padding-bottom: 42px; }
  .timeline::before { left: 10px; }
  .timeline-event { min-height: 0; grid-template-columns: 25px minmax(0,1fr); }
  .timeline-event:nth-child(n) .date-block { grid-column: 2; grid-row: 1; padding: 0 0 14px 15px; text-align: left; }
  .date-block span, .date-block strong, .date-block small { display: inline; margin-right: 5px; }
  .timeline-event:nth-child(n) .timeline-node { grid-column: 1; grid-row: 1 / 3; }
  .timeline-node i { width: 8px; height: 8px; margin-top: 5px; box-shadow: 0 0 0 5px var(--paper-soft); }
  .timeline-event:nth-child(n) .event-card { grid-column: 2; grid-row: 2; margin: 0; padding: 0 0 72px 15px; text-align: left; }
  .timeline-event:nth-child(n) .event-meta, .timeline-event:nth-child(n) .source-row { justify-content: flex-start; }
  .timeline-event:nth-child(n) .details-toggle { flex-direction: row; }
  .event-details { grid-template-columns: 1fr; }
  .reading-grid { grid-template-columns: 1fr; }
  .reading-grid article, .reading-grid article:nth-child(odd), .reading-grid article:nth-child(even) { min-height: 220px; padding: 26px 0; border-right: 0; }
  .confidence-scale div { grid-template-columns: 1fr; gap: 7px; }
  .source-list a { grid-template-columns: 32px 1fr 18px; }
  .source-list em { display: none; }
  .share-panel { margin-bottom: 70px; padding: 60px 0; }
  .share-actions { flex-direction: column; }
  .share-actions .button { width: 100%; }
  .experiment-note { margin-bottom: 70px; padding-block: 42px; grid-template-columns: 28px 1fr; gap: 12px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer p { grid-column: auto; grid-row: auto; }
  .site-footer > a { justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
  .timeline-event { opacity: 1; transform: none; }
  .event-media img { transform: none !important; }
}