:root {
  --bg: #F2E4C4;
  --card: #FFF8E8;
  --tan: #E8D4A0;
  --line: #C4A96B;
  --ink: #1A0A00;
  --muted: #7A5C3E;
  --green: #1A7A40;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green); }

h1, h2, h3, .brand { font-family: 'Fredoka', 'Nunito', sans-serif; line-height: 1.2; }
h1 { font-size: 2rem; margin: 0 0 .25rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 .5rem; }
h3 { font-size: 1.05rem; margin: 1.25rem 0 .25rem; }

.wrap { max-width: 680px; margin: 0 auto; padding: 0 16px; }

header.top { padding: 20px 0; }
header.top a { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
header.top img { width: 40px; height: 40px; }
header.top .brand { font-size: 1.4rem; font-weight: 700; }

main { padding-bottom: 48px; }
.muted { color: var(--muted); }
.updated { color: var(--muted); font-size: .9rem; margin-bottom: 1.5rem; }

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

ul { padding-left: 1.25rem; }
li { margin: .25rem 0; }

.btn {
  display: inline-block;
  background: var(--green);
  color: #fff;
  text-decoration: none;
  font-family: 'Fredoka', sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  padding: 14px 24px;
  border-radius: 12px;
  text-align: center;
}
.btn.secondary { background: var(--tan); color: var(--ink); border: 1px solid var(--line); }
.btns { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }

.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 180px; height: auto; }
.hero p { font-size: 1.1rem; color: var(--muted); margin: .5rem auto 0; max-width: 420px; }

.code {
  font-family: 'Fredoka', monospace;
  font-size: 1.75rem;
  letter-spacing: .2em;
  background: var(--tan);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
  margin: 12px 0;
}

footer {
  border-top: 1px solid var(--line);
  padding: 20px 0 32px;
  font-size: .9rem;
  color: var(--muted);
}
footer a { color: var(--muted); margin-right: 16px; }