:root {
  font-family: "Inter", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-synthesis: none;
}

body,
button,
input {
  font-family: inherit;
}

body {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
}

h1,
h2,
h3,
p,
ul,
ol,
figure {
  margin: 0;
}

h1 {
  max-width: 840px;
  font-size: clamp(2rem, 5vw, 4.6rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.025em;
}

.hero--article h1 {
  max-width: 760px;
  font-size: clamp(2rem, 4.5vw, 3.75rem);
}

h2 {
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.012em;
}

h3 {
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.25;
}

p,
li,
a,
label,
button,
input,
.site-foot {
  font-size: 1rem;
}

.hero__deck {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  line-height: 1.5;
}

.eyebrow,
.contact-entry__caption,
.worksheet__result,
.meta-line {
  font-family: "SFMono-Regular", "IBM Plex Mono", "JetBrains Mono", Consolas, monospace;
  font-size: 1rem;
  line-height: 1.4;
}

.chip,
.index-label {
  font-family: "SFMono-Regular", "IBM Plex Mono", "JetBrains Mono", Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.4;
}

.chip,
.index-label {
  font-weight: 600;
}

.mast__home {
  font-weight: 700;
}

.mast__stamp,
.meta-line {
  font-size: 0.875rem;
}

.card-link__title {
  font-size: 1.1875rem;
  font-weight: 700;
}

.card-link__meta,
.source-link__meta {
  font-size: 1rem;
}

.fact-strip__item strong {
  display: block;
  font-size: 1.1875rem;
  line-height: 1.25;
}

.fact-strip__item span {
  display: block;
  margin-top: 8px;
}

.desk-index__links a {
  line-height: 1.25;
}

.next-note {
  font-weight: 700;
}

@media (max-width: 560px) {
  h1,
  .hero--article h1 {
    font-size: 2rem;
    line-height: 1.08;
  }
}