:root {
  --brand: #3d4ccb;
  --brand-dark: #2e3a9b;
  --ink: #111927;
  --ink-soft: #2f3746;
  --muted: #4d5761;
  --line: #e5e7eb;
  --bg: #ffffff;
  --bg-soft: #f8f9fa;
  --max-w: 720px;
  --radius: 10px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica,
    Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  font-feature-settings: 'cv11', 'ss01';
}

a {
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 2px;
}
a:hover {
  color: var(--brand-dark);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 10;
}

.site-header {
  border-bottom: 1px solid var(--line);
  padding: 1.25rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem 1rem;
  flex-wrap: wrap;
}
.site-header__brand {
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  line-height: 1;
}
.site-header__logo {
  display: block;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}
.site-header__wordmark {
  display: inline-block;
  line-height: 1;
}
.site-header__eyebrow {
  margin: 0;
  padding-left: 1rem;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  line-height: 1;
  align-self: center;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.intro__title {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 4.5vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.intro__lede {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  font-size: 1.0625rem;
}

.toc {
  margin: 2.5rem 0 1.5rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.toc__label {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.5rem 1rem;
}
.toc__list a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
}
.toc__list a:hover {
  color: var(--brand);
}
.toc__count {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.875rem;
}

.section {
  margin: 3rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.section__heading {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.quote {
  margin: 0 0 1.25rem;
  padding: 1.25rem 1.25rem 1rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius);
  background: #fff;
}
.quote__body {
  margin: 0 0 0.75rem;
  font-size: 1.0625rem;
  color: var(--ink);
  font-weight: 400;
  font-style: normal;
}

.quote__attr {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  font-weight: 500;
}
.quote__attr [itemprop='jobTitle'] {
  color: var(--ink-soft);
  font-weight: 600;
}

.site-footer {
  max-width: var(--max-w);
  margin: 4rem auto 0;
  padding: 2rem 1.25rem 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9375rem;
}
.site-footer__line {
  margin: 0 0 1rem;
}
.site-footer__links {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}
.site-footer__links a {
  color: var(--ink-soft);
}
.site-footer__legal {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
}

@media (prefers-color-scheme: dark) {
  /* Stay light-themed for canonical brand consistency. */
}

@media print {
  .toc,
  .skip-link {
    display: none;
  }
  .quote {
    break-inside: avoid;
  }
}