:root {
  color-scheme: light;
  --paper: #f6f1e7;
  --paper-rule: #e7dec9;
  --ink: #1c1d1f;
  --ink-soft: #4a4a4a;
  --ink-mute: #6b6b6b;
  --rojo: #ad1519;
  --gualda: #c9a227;
  --max: 880px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Hoefler Text",
    "Liberation Serif", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
}

html,
body {
  background: var(--paper);
  color: var(--ink);
}

body {
  margin: 0;
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 22px 64px;
}

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--rojo);
}

header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--paper-rule);
}

.brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.2px;
}

.brand a {
  text-decoration: none;
}

.brand .accent {
  color: var(--rojo);
}

nav {
  font-family: var(--sans);
  font-size: 14px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav a {
  text-decoration: none;
  color: var(--ink-soft);
}

nav a:hover {
  color: var(--rojo);
  text-decoration: underline;
}

.hero {
  padding: 36px 0 12px;
}

.eyebrow {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 2px;
  background: var(--rojo);
  vertical-align: middle;
  margin-right: 10px;
  transform: translateY(-3px);
}

h1.title {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(30px, 4.4vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

h1.title em {
  font-style: italic;
  color: var(--rojo);
  font-weight: 700;
}

.dates {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink-mute);
  margin: 0 0 22px;
  letter-spacing: 0.02em;
}

.dates strong {
  color: var(--ink-soft);
  font-weight: 600;
}

.lede {
  margin: 0 0 22px;
  max-width: 60ch;
  color: var(--ink-soft);
  font-size: 19px;
}

.ctaRow {
  font-family: var(--sans);
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.assurance {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 18px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  color: var(--ink-mute);
  font-family: var(--sans);
  font-size: 12.5px;
}

.assurance li {
  margin: 0;
}

.assurance li::before {
  content: "·";
  color: var(--rojo);
  font-weight: 700;
  margin-right: 7px;
}

.btn {
  display: inline-block;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--ink);
  border-radius: 2px;
}

.btnPrimary {
  background: var(--ink);
  color: var(--paper);
}

.btnPrimary:hover {
  background: var(--rojo);
  border-color: var(--rojo);
  color: var(--paper);
}

.btnGhost {
  background: transparent;
  color: var(--ink);
}

.btnGhost:hover {
  background: var(--ink);
  color: var(--paper);
}

.sample,
.summary,
.callout {
  margin: 32px 0 8px;
  padding: 22px 24px 20px;
  background: #fbf7ec;
  border: 1px solid var(--paper-rule);
  border-left: 3px solid var(--rojo);
  border-radius: 2px;
}

.sample {
  margin-top: 40px;
}

.sample .label,
.summary .label,
.callout .label {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 10px;
}

.sample .q {
  font-family: var(--serif);
  font-size: 19px;
  margin: 0 0 14px;
}

.sample .q .es {
  display: block;
  color: var(--ink-mute);
  font-style: italic;
  font-size: 15px;
  margin-top: 4px;
}

.sample ol {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  font-family: var(--sans);
  font-size: 15px;
}

.sample ol li {
  padding: 7px 10px;
  border: 1px solid var(--paper-rule);
  border-radius: 2px;
  margin-bottom: 6px;
  background: #fefcf6;
}

.sample ol li.correct {
  border-color: #6b8e23;
  background: #f1f5e6;
}

.sample ol li .mark {
  color: #6b8e23;
  font-weight: 700;
  margin-left: 6px;
}

.sample .why {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--ink-soft);
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--paper-rule);
}

.sample .why strong {
  color: var(--ink);
}

.summary ul,
.callout ul {
  margin: 0;
  padding-left: 20px;
}

.summary li,
.callout li {
  margin-bottom: 8px;
}

.summary li:last-child,
.callout li:last-child {
  margin-bottom: 0;
}

.section {
  margin-top: 56px;
}

.section h2 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--paper-rule);
}

.section h3 {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 700;
  margin: 22px 0 8px;
}

.section p {
  margin: 0 0 14px;
  color: var(--ink-soft);
}

.section .sectionIntro {
  max-width: 67ch;
  margin-bottom: 24px;
  font-size: 17px;
}

.section ul,
.section ol {
  margin: 0 0 14px;
  padding-left: 20px;
  color: var(--ink-soft);
}

.section li {
  margin-bottom: 6px;
}

.section strong {
  color: var(--ink);
}

.features,
.articleGrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px 36px;
}

.recognition .features {
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.methodSteps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--paper-rule);
  border-bottom: 1px solid var(--paper-rule);
}

.methodStep {
  padding: 24px 24px 24px 0;
}

.methodStep + .methodStep {
  padding-left: 24px;
  border-left: 1px solid var(--paper-rule);
}

.methodStep .stepNumber {
  color: var(--rojo);
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.methodStep h3 {
  margin: 5px 0 8px;
  font-size: 20px;
}

.methodStep p {
  margin: 0;
  font-size: 15.5px;
}

.metricNote {
  margin-top: 28px !important;
  padding: 15px 18px;
  border-left: 3px solid var(--gualda);
  background: #fbf7ec;
  font-size: 15.5px;
}

.offer {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  padding: 28px 30px;
  background: #fbf7ec;
  border: 1px solid var(--paper-rule);
  border-left: 3px solid var(--rojo);
}

.offer .eyebrow {
  margin-bottom: 8px;
}

.offer h2 {
  margin-bottom: 10px;
  padding: 0;
  border: 0;
  font-size: 26px;
}

.offer p {
  margin: 0;
}

.offer .offerAction {
  flex: 0 0 auto;
}

.feature h3,
.articleCard h2,
.articleCard h3 {
  font-family: var(--serif);
  font-size: 17px;
  margin: 0 0 6px;
}

.feature h3 .num,
.articleCard .num {
  color: var(--rojo);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.16em;
  margin-right: 8px;
  vertical-align: 2px;
}

.feature p,
.articleCard p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15.5px;
}

.articleCard {
  border-bottom: 1px solid var(--paper-rule);
  padding-bottom: 18px;
}

.articleCard a {
  text-decoration: none;
}

.articleCard a:hover {
  text-decoration: underline;
}

.articleMeta {
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--ink-mute);
  margin: 0 0 18px;
}

.articleHeroImage {
  display: block;
  margin: 30px 0 8px;
}

.articleHeroImage img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 22 / 9;
  object-fit: cover;
  background: #fbf7ec;
  border: 1px solid var(--paper-rule);
  border-radius: 3px;
}

.articleBody {
  max-width: 68ch;
}

.articleBody p {
  margin: 0 0 16px;
  color: var(--ink-soft);
}

.articleBody h2 {
  font-family: var(--serif);
  font-size: 23px;
  margin: 34px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--paper-rule);
}

.articleBody h3 {
  font-family: var(--serif);
  font-size: 18px;
  margin: 24px 0 8px;
}

.articleBody ul,
.articleBody ol {
  color: var(--ink-soft);
  margin: 0 0 18px;
  padding-left: 22px;
}

.articleBody li {
  margin-bottom: 7px;
}

.placeholder {
  color: var(--ink-mute);
  font-style: italic;
}

.sources {
  font-family: var(--sans);
  font-size: 14px;
}

.sources li {
  margin-bottom: 8px;
}

.faq details {
  border-bottom: 1px solid var(--paper-rule);
  padding: 14px 0;
}

.faq details:first-of-type {
  border-top: 1px solid var(--paper-rule);
}

.faq summary {
  cursor: pointer;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 16px;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::before {
  content: "§ ";
  color: var(--rojo);
  margin-right: 4px;
}

.faq details[open] summary::before {
  content: "¶ ";
}

.faq details p {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 15.5px;
}

code {
  font-family:
    ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 0.92em;
}

.colophon {
  margin-top: 56px;
  padding-top: 18px;
  border-top: 1px solid var(--paper-rule);
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.colophon a {
  color: var(--ink-mute);
  text-decoration: none;
}

.colophon a:hover {
  color: var(--rojo);
  text-decoration: underline;
}

.disclaimer {
  max-width: 60ch;
}

@media (max-width: 640px) {
  header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    justify-content: flex-start;
  }

  .features,
  .articleGrid,
  .recognition .features,
  .methodSteps,
  .offer {
    grid-template-columns: 1fr;
  }

  .methodStep {
    padding: 22px 0;
  }

  .methodStep + .methodStep {
    padding-left: 0;
    border-top: 1px solid var(--paper-rule);
    border-left: 0;
  }

  .offer {
    align-items: start;
    gap: 20px;
    padding: 24px 22px;
  }
}