:root {
  color-scheme: light;
  --ink: #10231d;
  --paper: #f5f0e6;
  --panel: #0f2a22;
  --accent: #ffd469;
  --mint: #9ce5d3;
  --muted: #586660;
  --line: rgba(16, 35, 29, .2);
}

* { box-sizing: border-box; }

html { background: var(--paper); color: var(--ink); }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a { color: #176d5c; font-weight: 750; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 4px solid var(--accent); outline-offset: 3px; }

.site-header,
main,
footer {
  width: min(900px, calc(100% - 32px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.brand { color: var(--ink); font-weight: 900; text-decoration: none; }
.back { white-space: nowrap; }

main { padding: clamp(48px, 8vw, 92px) 0 72px; }

.eyebrow {
  margin: 0 0 14px;
  color: #267666;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1, h2 { letter-spacing: 0; line-height: 1.05; }
h1 { max-width: 760px; margin: 0; font-size: clamp(44px, 8vw, 76px); }
h2 { margin: 48px 0 16px; font-size: clamp(27px, 4vw, 38px); }

.lead { max-width: 720px; margin: 24px 0 48px; color: var(--muted); font-size: clamp(18px, 2.4vw, 23px); }

article {
  padding: clamp(28px, 5vw, 54px);
  border-top: 5px solid var(--accent);
  background: var(--panel);
  color: #fffaf0;
}

article h2 { color: var(--accent); }
article a { color: var(--mint); }
article p, article li { max-width: 72ch; }
article li + li { margin-top: 8px; }
article code { color: var(--accent); }

footer {
  padding: 34px 0 60px;
  border-top: 1px solid var(--line);
}

footer nav { display: flex; flex-wrap: wrap; gap: 12px 24px; }

@media (max-width: 620px) {
  .site-header { align-items: flex-start; flex-direction: column; gap: 8px; }
  .back { white-space: normal; }
  article { padding-inline: 22px; }
}