:root {
  color-scheme: light dark;
  --ink: #0e1116;
  --ink-2: #151a22;
  --panel: #1b212b;
  --panel-2: #212836;
  --line: #2b3240;
  --line-strong: #39414f;
  --paper: #eceae4;
  --paper-dim: #b9bdc6;
  --paper-mute: #8b93a1;
  --gold: #c9a24b;
  --gold-dim: #8f7734;
  --verified: #5fbf7f;
  --article-bg: var(--paper);
  --article-text: var(--ink);
  --article-muted: #454b53;
  --article-line: #bfc2c6;
  --display: Archivo, "Arial Narrow", Arial, sans-serif;
  --editorial: Newsreader, Georgia, "Times New Roman", serif;
  --record: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --wide: 1296px;
  --readable: 760px;
}

* { box-sizing: border-box; }
html { background: var(--ink); scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--display);
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
a:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}
.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 10;
  padding: 12px 16px;
  background: var(--paper);
  color: var(--ink);
}
.skip-link:focus { top: 16px; }
.record-header {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 0 5vw;
  border-bottom: 1px solid var(--line);
}
.wordmark {
  color: var(--paper);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: .2em;
  text-decoration: none;
  white-space: nowrap;
}
.record-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  color: var(--paper-mute);
  font-family: var(--record);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.record-nav a { padding: 14px 0; text-decoration: none; }
.record-nav a:last-child {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
}
.hero {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 58px 0 50px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
  gap: 54px;
}
.eyebrow,
.record-label,
.source-kicker,
.article-kicker,
.method-label,
.source-date,
.citation-ref {
  font-family: var(--record);
  text-transform: uppercase;
  letter-spacing: .11em;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 11px;
}
h1 {
  max-width: 720px;
  margin: 0;
  color: var(--paper);
  font-family: var(--editorial);
  font-size: clamp(48px, 5vw, 70px);
  font-weight: 600;
  line-height: .99;
  letter-spacing: -.025em;
}
.browse-link {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 32px;
  padding: 0 12px 0 22px;
  background: var(--paper);
  color: #4b515a;
  font-family: var(--editorial);
  font-size: 18px;
  text-decoration: none;
}
.browse-link span:last-child {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--display);
  font-size: 20px;
}
.short-answer {
  align-self: end;
  padding: 26px 0 4px 34px;
  border-left: 1px solid var(--line-strong);
}
.record-label {
  margin: 0 0 16px;
  color: var(--paper-mute);
  font-size: 10px;
}
.short-answer p {
  margin: 0;
  color: var(--paper);
  font-family: var(--editorial);
  font-size: 25px;
  line-height: 1.35;
}
.short-answer p.record-label {
  margin: 0 0 16px;
  color: var(--paper-mute);
  font-family: var(--record);
  font-size: 10px;
  line-height: 1.4;
}
.source-date {
  margin-top: 20px;
  color: var(--verified);
  font-size: 10px;
}
.source-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
  margin-top: 48px;
}
.source-card {
  min-height: 128px;
  padding: 24px;
  border-top: 2px solid var(--line-strong);
  background: var(--panel);
}
.source-card:first-child { border-top-color: var(--gold); }
.source-kicker {
  margin: 0 0 14px;
  color: var(--paper-mute);
  font-size: 10px;
}
.source-card:first-child .source-kicker { color: var(--gold); }
.source-card strong {
  display: block;
  color: var(--paper);
  font-size: 18px;
  line-height: 1.25;
}
.source-card p {
  margin: 10px 0 0;
  color: var(--paper-dim);
  font-family: var(--editorial);
  font-size: 16px;
}
.article-shell {
  background: var(--article-bg);
  color: var(--article-text);
  border-top: 1px solid var(--line);
}
.article-intro {
  max-width: var(--wide);
  display: grid;
  grid-template-columns: 210px minmax(0, var(--readable)) 1fr;
  gap: 70px;
  margin: 0 auto;
  padding: 68px 0 52px;
}
.article-kicker {
  margin: 0;
  color: var(--gold-dim);
  font-size: 11px;
}
.article-meta {
  margin: 16px 0 0;
  color: var(--article-muted);
  font-family: var(--record);
  font-size: 10px;
  line-height: 1.8;
  text-transform: uppercase;
}
.article-lede h2 {
  margin: 0 0 20px;
  font-family: var(--editorial);
  font-size: 42px;
  font-weight: 650;
  line-height: 1.14;
}
.article-lede p {
  margin: 0;
  color: var(--article-muted);
  font-family: var(--editorial);
  font-size: 20px;
  line-height: 1.55;
}
.cite-link {
  align-self: start;
  justify-self: end;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border: 1px solid var(--article-line);
  font-family: var(--record);
  font-size: 10px;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
}
.steps {
  max-width: var(--wide);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 auto;
  border-top: 1px solid var(--article-text);
}
.step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 24px;
  padding: 38px 44px 44px 0;
  border-bottom: 1px solid var(--article-line);
}
.step:nth-child(even) {
  padding-left: 44px;
  padding-right: 0;
  border-left: 1px solid var(--article-line);
}
.step-number {
  color: var(--gold-dim);
  font-family: var(--editorial);
  font-size: 42px;
  line-height: 1;
}
.step h2 {
  margin: 0 0 14px;
  font-size: 22px;
  line-height: 1.25;
}
.step p {
  margin: 0 0 14px;
  color: var(--article-muted);
  font-family: var(--editorial);
  font-size: 17px;
  line-height: 1.55;
}
.citation-ref {
  display: inline-block;
  margin: 2px 12px 4px 0;
  color: var(--gold-dim);
  font-size: 10px;
  line-height: 1.5;
  text-decoration: none;
}
.privacy-warning {
  margin-top: 18px;
  padding: 18px 20px;
  border-left: 3px solid var(--gold);
  background: color-mix(in srgb, var(--article-bg) 88%, var(--gold) 12%);
  color: var(--article-text);
  font-family: var(--editorial);
  font-size: 16px;
  line-height: 1.5;
}
.faq,
.sources {
  max-width: var(--readable);
  margin: 0 auto;
  padding: 72px 0;
}
.faq { border-bottom: 1px solid var(--article-line); }
.faq > h2,
.sources > h2 {
  margin: 0 0 32px;
  font-family: var(--editorial);
  font-size: 38px;
  line-height: 1.2;
}
.faq details {
  padding: 22px 0;
  border-top: 1px solid var(--article-line);
}
.faq summary {
  cursor: pointer;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
}
.faq details p {
  margin: 16px 0 0;
  color: var(--article-muted);
  font-family: var(--editorial);
  font-size: 17px;
  line-height: 1.6;
}
.source-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.source-list li {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 18px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid var(--article-line);
}
.source-list a {
  font-family: var(--editorial);
  font-size: 17px;
  line-height: 1.4;
}
.source-list small {
  color: var(--article-muted);
  font-family: var(--record);
  font-size: 9px;
  line-height: 1.6;
  text-align: right;
  text-transform: uppercase;
}
.method {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
  padding: 38px max(5vw, calc((100vw - var(--wide)) / 2));
  border-top: 1px solid var(--line);
  background: var(--ink-2);
}
.method-copy {
  display: flex;
  align-items: center;
  gap: 28px;
  max-width: 900px;
}
.method-label { color: var(--gold); font-size: 11px; }
.method p {
  margin: 0;
  color: var(--paper-dim);
  font-family: var(--editorial);
  font-size: 18px;
  line-height: 1.55;
}
.no-collection {
  color: var(--verified);
  font-family: var(--record);
  font-size: 10px;
  letter-spacing: .08em;
  text-align: right;
  text-transform: uppercase;
}
.record-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 42px max(5vw, calc((100vw - var(--wide)) / 2));
  background: var(--ink);
}
.footer-title {
  display: block;
  color: var(--paper);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .16em;
}
.record-footer small {
  display: block;
  margin-top: 8px;
  color: var(--paper-mute);
  font-family: var(--record);
  font-size: 9px;
}
.footer-links {
  display: flex;
  gap: 28px;
  color: var(--paper-dim);
  font-family: var(--record);
  font-size: 10px;
  text-transform: uppercase;
}
.footer-links a { min-height: 44px; display: inline-flex; align-items: center; }

@media (prefers-color-scheme: dark) {
  :root {
    --article-bg: var(--ink-2);
    --article-text: var(--paper);
    --article-muted: var(--paper-dim);
    --article-line: var(--line-strong);
  }
}

@media (max-width: 1360px) {
  .hero,
  .article-intro,
  .steps { margin-left: 5vw; margin-right: 5vw; }
}

@media (max-width: 900px) {
  .record-header { min-height: 88px; }
  .record-nav a:not(:last-child) { display: none; }
  .record-nav a:last-child {
    width: 50px;
    justify-content: center;
    padding: 0;
    font-size: 0;
  }
  .record-nav a:last-child::after { content: "MENU"; font-size: 9px; }
  .hero { padding-top: 52px; }
  .hero-grid { grid-template-columns: 1fr; gap: 28px; }
  .short-answer {
    padding: 24px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line-strong);
  }
  .source-map { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .article-intro {
    grid-template-columns: 150px 1fr;
    gap: 42px;
  }
  .cite-link { display: none; }
  .faq,
  .sources { padding-left: 5vw; padding-right: 5vw; }
  .method { align-items: flex-start; flex-direction: column; }
  .no-collection { text-align: left; }
}

@media (max-width: 600px) {
  .record-header { min-height: 66px; padding: 0 24px; }
  .wordmark { font-size: 16px; letter-spacing: .16em; }
  .record-nav { gap: 0; }
  .record-nav a:last-child { width: 44px; }
  .hero { margin: 0; padding: 38px 24px 34px; }
  h1 { font-size: 38px; line-height: 1.04; }
  .short-answer p { font-size: 18px; line-height: 1.5; }
  .browse-link { margin-top: 20px; font-size: 16px; }
  .source-map { grid-template-columns: 1fr; gap: 0; margin-top: 36px; }
  .source-card {
    min-height: 68px;
    display: grid;
    grid-template-columns: 106px 1fr;
    align-items: center;
    padding: 0;
    border-top-width: 1px;
    background: transparent;
  }
  .source-card:first-child { border-top-width: 2px; }
  .source-kicker { margin: 0; font-size: 8px; white-space: nowrap; }
  .source-card strong { font-size: 16px; }
  .source-card > p:not(.source-kicker) { display: none; }
  .article-intro {
    grid-template-columns: 1fr;
    gap: 24px;
    margin: 0;
    padding: 42px 24px 36px;
  }
  .article-meta { display: none; }
  .article-lede h2 { font-size: 33px; line-height: 1.15; }
  .article-lede p { font-size: 18px; }
  .steps {
    grid-template-columns: 1fr;
    margin: 0;
    padding: 0 24px 44px;
    border-top: 0;
  }
  .step,
  .step:nth-child(even) {
    grid-template-columns: 36px 1fr;
    gap: 16px;
    padding: 28px 0;
    border-left: 0;
    border-top: 1px solid var(--article-line);
  }
  .step-number { font-size: 34px; }
  .step h2 { font-size: 19px; }
  .step p { font-size: 16px; }
  .faq,
  .sources { padding: 52px 24px; }
  .faq > h2,
  .sources > h2 { font-size: 32px; }
  .source-list li { grid-template-columns: 30px 1fr; }
  .source-list small { display: none; }
  .method { padding: 34px 24px; }
  .method-copy { align-items: flex-start; flex-direction: column; gap: 12px; }
  .method p { font-size: 16px; }
  .record-footer { align-items: flex-start; flex-direction: column; padding: 38px 24px; }
  .footer-links { flex-wrap: wrap; gap: 8px 22px; }
}

@media print {
  .record-header,
  .browse-link,
  .record-footer { display: none; }
  .hero { padding-top: 24px; }
  .article-shell,
  body { background: white; color: black; }
  a { text-decoration: none; }
}