:root {
  --bg: #f7f6fa;
  --surface: #ffffff;
  --text: #15131c;
  --muted: #4f4a5e;
  --border: #cbc6d8;
  --accent: #4b2baf;
  --accent-soft: #ece6fb;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0d14;
    --surface: #18151f;
    --text: #eeebf5;
    --muted: #aba5ba;
    --border: #3b3549;
    --accent: #b9a4ff;
    --accent-soft: #2a2147;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { max-width: 44rem; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.brand { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.01em; color: var(--text); text-decoration: none; }
.brand span { color: var(--accent); }
nav a { color: var(--muted); margin-left: 1rem; text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--accent); text-decoration: underline; }
h1 { font-size: 2rem; line-height: 1.2; margin: 2rem 0 0.75rem; letter-spacing: -0.02em; }
h2 { font-size: 1.25rem; margin: 2rem 0 0.5rem; }
p, li { color: var(--text); }
.lead { font-size: 1.15rem; color: var(--muted); }
a { color: var(--accent); }
.pill { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 0.2rem 0.75rem; font-size: 0.9rem; font-weight: 600; }
.grid { display: grid; gap: 0.75rem; grid-template-columns: 1fr; margin: 1.5rem 0; padding: 0; list-style: none; }
@media (min-width: 38rem) { .grid { grid-template-columns: 1fr 1fr; } }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 0.75rem; padding: 1rem; }
.card strong { display: block; margin-bottom: 0.25rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.9rem; }
footer a { color: var(--muted); }