:root {
  color-scheme: light;
  --ink: #171717;
  --muted: #676767;
  --paper: #faf9f6;
  --accent: #1d4f42;
}

* { box-sizing: border-box; }

html { font-size: 17px; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.9;
}

a { color: inherit; }

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  width: min(100% - 40px, 940px);
  margin: 0 auto;
  padding: 28px 0;
}

.brand {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-decoration: none;
}

.about-link {
  color: var(--muted);
  font-size: .78rem;
  text-decoration: none;
}

main {
  width: min(100% - 40px, 720px);
  margin: 84px auto 120px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.3;
  letter-spacing: -.035em;
}

.lead {
  margin: 36px 0 0;
  color: #343434;
  font-size: 1.12rem;
}

.notice {
  margin: 42px 0 0;
  padding: 22px 0;
  border-top: 1px solid #d8d6d0;
  border-bottom: 1px solid #d8d6d0;
  color: var(--muted);
  font-size: .88rem;
}

.notice p { margin: 0; }
.notice p + p { margin-top: 4px; }

.meta {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: .76rem;
}

section { margin-top: 76px; }

h2 {
  margin: 0 0 18px;
  font-size: 1.34rem;
  line-height: 1.5;
  letter-spacing: -.015em;
}

p { margin: 0; }
p + p { margin-top: 18px; }

.cta { margin-top: 34px; }

.cta a {
  display: inline-block;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--accent);
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.sources {
  color: var(--muted);
  font-size: .83rem;
}

.sources h2 { color: var(--ink); }
.sources ul { margin: 0; padding-left: 1.25rem; }
.sources li + li { margin-top: 10px; }

footer {
  width: min(100% - 40px, 940px);
  margin: 0 auto;
  padding: 34px 0 48px;
  border-top: 1px solid #d8d6d0;
  color: var(--muted);
  font-size: .75rem;
}

@media (max-width: 560px) {
  html { font-size: 16px; }
  main { margin-top: 54px; }
  section { margin-top: 60px; }
}