*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--tone-9); }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-text); font-size: 18px; line-height: 1.55;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; margin: 0; }
h2 { font-size: clamp(30px, 3.2vw, 40px); letter-spacing: -0.02em; line-height: 1.2; }
h3 { font-size: 24px; letter-spacing: -0.02em; line-height: 1.33; }
p { margin: 0; }
code, .mono { font-family: var(--font-code); }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding-inline: var(--margin); }
.eyebrow { font-family: var(--font-code); font-size: 12px; color: var(--tone-5); letter-spacing: 0.02em; }
.section--dark { background: var(--tone-9); color: var(--bg); }
.section--dark .eyebrow { color: var(--tone-4); }
/* the grey band of the page rhythm (tone-1): cards on it are white with tone-2 frames */
.section--grey { background: var(--tone-1); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
table.visually-hidden { display: block; }
:focus-visible { outline: 2px solid var(--ok-bright); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }