:root {
  --bg: #ffffff;
  --bg-alt: #fafaf9;
  --ink: #16191c;
  --ink-2: #3d4449;
  --muted: #5f676d;
  --rule: #e4e4e1;
  --rule-strong: #d3d3cf;
  --link: #1b4b7d;
  --link-hover: #12345a;
  --focus: #1b4b7d;

  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Charter", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;

  --wrap: 62rem;
  --gutter: 1.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111315;
    --bg-alt: #16191b;
    --ink: #ecedee;
    --ink-2: #c3c8cc;
    --muted: #9aa2a8;
    --rule: #282c2f;
    --rule-strong: #34383c;
    --link: #8fbdea;
    --link-hover: #b3d3f2;
    --focus: #8fbdea;
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 { margin: 0; font-weight: 600; line-height: 1.2; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 0.16em; }
a:hover { color: var(--link-hover); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--bg);
  color: var(--ink);
  padding: 0.6rem 1rem;
  border: 1px solid var(--rule-strong);
  z-index: 10;
}
.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
}

.header-inner {
  display: flex;
  align-items: center;
  min-height: 4.5rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.011em;
  font-size: 1.0625rem;
}

.wordmark:hover { color: var(--ink); }

.mark {
  display: block;
  flex: none;
  width: 1.75rem;
  height: 1.75rem;
}
.mark svg { display: block; width: 100%; height: 100%; }
.mark-bg { fill: var(--ink); }
.mark-text {
  fill: var(--bg);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.4px;
}

.wordmark-suffix { color: var(--muted); font-weight: 500; }

.hero { padding-block: clamp(3.5rem, 9vw, 6.5rem) clamp(2.5rem, 6vw, 4rem); }

.eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.125rem;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.9rem, 5.2vw, 3rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  max-width: 22ch;
  text-wrap: balance;
}

.lead {
  margin-top: 1.5rem;
  max-width: 60ch;
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  line-height: 1.7;
  color: var(--ink-2);
  text-wrap: pretty;
}

.focus {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--bg-alt);
  padding-block: clamp(2.5rem, 6vw, 3.5rem);
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2rem;
}

.focus-list {
  display: grid;
  gap: 2rem 2.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 46em) {
  .focus-list { grid-template-columns: repeat(3, 1fr); gap: 2.25rem; }
}

.focus-list h3 {
  font-size: 1rem;
  letter-spacing: -0.006em;
  padding-top: 0.9rem;
  border-top: 1px solid var(--rule-strong);
}

.focus-list p {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.62;
  max-width: 42ch;
}

.contact { padding-block: clamp(3rem, 7vw, 4.5rem); }

.contact h2 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-block {
  margin: 1.5rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

.contact-block dt {
  font-size: 0.9375rem;
  color: var(--muted);
}

.contact-block dd {
  margin: 0.375rem 0 0;
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  letter-spacing: -0.008em;
}

.contact-block dd a { font-weight: 500; }

.page-head {
  padding-block: clamp(3rem, 8vw, 4.5rem) 0;
}

.page-head h1 {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 4.4vw, 2.5rem);
  line-height: 1.18;
  letter-spacing: -0.014em;
}

.page-meta {
  margin-top: 0.875rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.prose {
  padding-block: clamp(2rem, 5vw, 2.75rem) clamp(3rem, 7vw, 4.5rem);
  max-width: 42rem;
}

.prose > * + * { margin-top: 1.125rem; }

.prose h2 {
  font-size: 1.0625rem;
  letter-spacing: -0.006em;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

.prose h2 + p { margin-top: 0.75rem; }

.prose p, .prose li { color: var(--ink-2); }

.prose ul {
  list-style: disc;
  padding-left: 1.25rem;
  max-width: 60ch;
}

.prose li { margin-top: 0.5rem; }
.prose li::marker { color: var(--rule-strong); }

.site-footer {
  border-top: 1px solid var(--rule);
  background: var(--bg-alt);
  padding-block: 2rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  align-items: baseline;
  justify-content: space-between;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.footer-legal .sep { color: var(--rule-strong); }

.footer-nav a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-strong);
  padding-bottom: 1px;
}

.footer-nav a:hover {
  color: var(--ink);
  border-bottom-color: currentColor;
}

@media (max-width: 32em) {
  .footer-legal { flex-direction: column; gap: 0.25rem; }
  .footer-legal .sep { display: none; }
}

@media print {
  .skip-link, .site-header { display: none; }
  body { color: #000; background: #fff; }
  a { color: #000; }
}