:root {
  --navy: #12284a;
  --navy-2: #1b355c;
  --lime: #c5f05a;
  --ground: #f3f4ef;
  --ink: #14171f;
  --muted: #5b6270;
  --line: #dfe2d8;
  --card: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground: #0d1626;
    --ink: #eef0f4;
    --muted: #a3abba;
    --line: #26344d;
    --card: #142139;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 17px/1.55 Figtree, system-ui, -apple-system, "Segoe UI", sans-serif;
}

header {
  background: var(--navy);
  color: #fff;
  padding: 20px 16px;
}

header a { color: #fff; text-decoration: none; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: 800 24px/1 "Bricolage Grotesque", Figtree, sans-serif;
}

.brand svg { width: 30px; height: 30px; }

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

h1, h2 { font-family: "Bricolage Grotesque", Figtree, sans-serif; line-height: 1.15; }
h1 { font-size: 34px; margin: 0 0 12px; }
h2 { font-size: 22px; margin: 32px 0 8px; }

p { margin: 0 0 14px; }
.muted { color: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin: 20px 0;
}

.code {
  font: 800 34px/1.1 "Bricolage Grotesque", Figtree, sans-serif;
  letter-spacing: 6px;
  margin: 4px 0 12px;
  word-break: break-all;
}

.buttons { display: flex; flex-wrap: wrap; gap: 10px; }

.button {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--navy);
  color: var(--navy);
  background: transparent;
  cursor: pointer;
  font-size: 16px;
}

.button.primary { background: var(--navy); color: #fff; }

@media (prefers-color-scheme: dark) {
  .button { border-color: var(--lime); color: var(--lime); }
  .button.primary { background: var(--lime); color: var(--navy); }
}

ol { padding-left: 22px; }
li { margin-bottom: 6px; }

footer {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 16px 40px;
  color: var(--muted);
  font-size: 14px;
}

footer a { color: inherit; }
[hidden] { display: none !important; }