:root { color-scheme: light; }
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}
a { color: inherit; }
.container { max-width: 980px; margin: 0 auto; padding: 0 16px; }
.site-header { border-bottom: 1px solid #e5e5e5; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding: 16px; }
.brand__link { text-decoration: none; font-weight: 700; }
.nav a { margin-left: 14px; text-decoration: none; }
.nav a:hover { text-decoration: underline; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: #000; color: #fff; padding: 8px 10px;
}
.skip-link:focus { left: 10px; top: 10px; }

.hero { padding: 44px 0; }
.hero__lede { max-width: 70ch; font-size: 1.1rem; }
.hero__cta { margin: 18px 0 10px; display: flex; gap: 10px; flex-wrap: wrap; }
.button {
  display: inline-block; padding: 10px 14px; border: 1px solid #111;
  text-decoration: none; border-radius: 8px;
}
.button--secondary { border-color: #999; }

.hero__links { list-style: none; padding: 0; margin: 10px 0 0; display: flex; gap: 14px; }
.section { padding: 34px 0; }
.section--muted { border-top: 1px solid #eee; background: #fafafa; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.card { border: 1px solid #e5e5e5; border-radius: 10px; padding: 14px; background: #fff; }
.bullets { padding-left: 18px; }
.note { margin-top: 14px; }
.site-footer { border-top: 1px solid #e5e5e5; padding: 18px 0; }