:root {
  color-scheme: light dark;
  --primary: #2f7cff;
  --background: #ffffff;
  --text: #101828;
  --surface: color-mix(in srgb, var(--background) 92%, var(--text));
  --border: color-mix(in srgb, var(--text) 18%, transparent);
  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--background); color: var(--text); font-family: var(--font); line-height: 1.6; }
a { color: inherit; }
.skip-link { position: absolute; left: 1rem; top: -5rem; padding: .75rem 1rem; background: var(--text); color: var(--background); z-index: 10; }
.skip-link:focus { top: 1rem; }
.site-header, .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; width: min(1120px, calc(100% - 2rem)); margin: 0 auto; padding: 1.25rem 0; }
.site-header { border-bottom: 1px solid var(--border); }
.site-footer { border-top: 1px solid var(--border); color: color-mix(in srgb, var(--text) 72%, transparent); }
.site-name { font-weight: 760; text-decoration: none; }
nav ul { display: flex; flex-wrap: wrap; gap: 1rem; list-style: none; margin: 0; padding: 0; }
nav a { text-decoration: none; }
.section { padding: clamp(3.5rem, 8vw, 7rem) 1rem; }
.section-inner { width: min(1120px, 100%); margin: 0 auto; }
.section-inner.narrow { width: min(760px, 100%); }
h1, h2 { line-height: 1.08; letter-spacing: -.035em; }
h1 { max-width: 15ch; margin: .5rem 0 1.25rem; font-size: clamp(2.75rem, 8vw, 6rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
.eyebrow { margin: 0; color: var(--primary); font-size: .82rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.lead { max-width: 62ch; font-size: clamp(1.05rem, 2vw, 1.3rem); }
.button { display: inline-flex; margin-top: 1rem; padding: .8rem 1rem; border-radius: .65rem; background: var(--primary); color: #fff; font-weight: 700; text-decoration: none; }
figure { margin: 0; }
img { display: block; max-width: 100%; height: auto; border-radius: 1rem; }
figcaption { margin-top: .75rem; color: color-mix(in srgb, var(--text) 72%, transparent); }
.q1x-advertisement { width: min(760px, calc(100% - 2rem)); margin: 1rem auto 3rem; padding: 1rem; border: 1px solid var(--border); border-radius: .85rem; background: var(--surface); }
.q1x-advertisement-label { display: block; margin-bottom: .35rem; font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.q1x-advertisement p { margin: .35rem 0 0; }
.q1x-attribution { font-weight: 650; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
@media (max-width: 720px) { .site-header, .site-footer { align-items: flex-start; flex-direction: column; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }