:root {
  color-scheme: light;
  --ink: #171717;
  --muted: #5f5f5f;
  --paper: #fffdf8;
  --card: #ffffff;
  --accent: #f4b400;
  --line: #e7dfcf;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.62 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: #8a3300; text-underline-offset: 3px; }
a:hover { color: #b44800; }
.wrap { width: min(920px, calc(100% - 40px)); margin: 0 auto; }
header { border-bottom: 1px solid var(--line); background: #fff; }
nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { font-weight: 800; letter-spacing: -.02em; color: var(--ink); text-decoration: none; }
.links { display: flex; gap: 20px; flex-wrap: wrap; }
.links a { color: var(--ink); font-size: 15px; }
main { padding: 72px 0 56px; }
.eyebrow { color: #845f00; font-weight: 750; text-transform: uppercase; letter-spacing: .1em; font-size: 13px; }
h1 { max-width: 780px; margin: 8px 0 20px; font-size: clamp(40px, 7vw, 70px); line-height: 1.03; letter-spacing: -.045em; }
h2 { margin: 48px 0 10px; font-size: 28px; line-height: 1.2; letter-spacing: -.02em; }
h3 { margin: 28px 0 6px; font-size: 20px; }
p, li { max-width: 760px; }
.lead { color: var(--muted); font-size: 21px; max-width: 720px; }
.panel { margin: 38px 0; padding: 28px; border: 1px solid var(--line); border-left: 6px solid var(--accent); background: var(--card); border-radius: 10px; }
.api-mark { display: inline-flex; align-items: center; padding: 20px 24px; background: #171717; border: 1px solid #171717; border-radius: 10px; }
.api-mark img { width: 210px; height: auto; display: block; }
.steps { padding-left: 23px; }
.meta { color: var(--muted); font-size: 15px; }
footer { border-top: 1px solid var(--line); padding: 30px 0 48px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
@media (max-width: 600px) {
  nav { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  main { padding-top: 48px; }
  .panel { padding: 22px; }
}