:root {
  color-scheme: light;
  --ds-background-100: #fff;
  --ds-background-200: #fafafa;
  --ds-gray-900: #4d4d4d;
  --ds-gray-1000: #171717;
  --ds-gray-alpha-100: #0000000a;
  --ds-gray-alpha-400: #00000014;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  background: var(--ds-background-100);
  color: var(--ds-gray-1000);
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--ds-gray-1000); outline-offset: 4px; }
header, main, footer { max-width: 1040px; margin-inline: auto; padding-inline: 40px; }
header { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-size: 22px; font-weight: 600; letter-spacing: -0.03em; }
nav { display: flex; align-items: center; gap: 24px; }
main { padding-top: 88px; padding-bottom: 100px; }
h1 { max-width: 740px; margin: 0 0 64px; font-size: clamp(32px, 4.3vw, 48px); line-height: 1.1; letter-spacing: -0.03em; font-weight: 600; text-wrap: balance; }
h2 { margin: 0; font-size: 20px; line-height: 1.3; letter-spacing: -0.01em; font-weight: 600; }
p { margin: 10px 0 0; color: var(--ds-gray-900); font-size: 16px; line-height: 1.6; max-width: 560px; }
.product { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding-block: 32px; border-top: 1px solid var(--ds-gray-alpha-400); }
.product:last-child { border-bottom: 1px solid var(--ds-gray-alpha-400); }
.product-copy { min-width: 0; }
.button { display: inline-flex; flex-shrink: 0; align-items: center; justify-content: center; gap: 12px; min-height: 40px; padding: 8px 14px; border: 1px solid var(--ds-gray-alpha-400); border-radius: 4px; font-weight: 400; }
.button:hover { background: var(--ds-gray-alpha-100); }
.primary { background: var(--ds-gray-1000); color: #ededed; }
.primary:hover { background: var(--ds-gray-900); }
footer { padding-block: 24px; display: flex; justify-content: space-between; color: var(--ds-gray-900); }
@media (max-width: 640px) {
  header, main, footer { padding-inline: 24px; }
  header { min-height: 76px; }
  nav { gap: 16px; }
  main { padding-top: 52px; padding-bottom: 60px; }
  h1 { margin-bottom: 40px; }
  .product { align-items: flex-start; flex-direction: column; gap: 20px; padding-block: 28px; }
}