/* Frankie Fano — Octonion Mind Puzzle store pages */
:root {
  --bg: #0f1419;
  --fg: #e8eef4;
  --muted: #9aabbc;
  --accent: #7eb8ff;
  --card: #1a222c;
  --line: #2a3542;
  --max: 42rem;
}
* { box-sizing: border-box; }
html { font-size: 17px; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  color: var(--fg);
  background: var(--bg);
}
header, main, footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
}
header { padding-top: 2.5rem; padding-bottom: 0.5rem; }
.brand {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
h1 { margin: 0 0 0.5rem; font-size: 1.85rem; font-weight: 650; }
h2 { margin: 1.75rem 0 0.6rem; font-size: 1.15rem; font-weight: 600; }
.lede, footer p { color: var(--muted); }
section { margin-bottom: 0.25rem; }
ul, ol { padding-left: 1.25rem; }
li { margin: 0.35rem 0; }
a { color: var(--accent); }
a:hover { text-decoration-thickness: 2px; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}
dl { margin: 0; }
dt { margin-top: 1rem; font-weight: 600; }
dd { margin: 0.35rem 0 0; color: var(--muted); }
footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  padding-bottom: 3rem;
}
footer nav { display: flex; gap: 1.25rem; margin-bottom: 1rem; }
footer a[aria-current="page"] { color: var(--fg); text-decoration: none; font-weight: 600; }