:root {
  --bg: #f7f5fb;
  --card: #ffffff;
  --ink: #241530;
  --ink-muted: #6b6480;
  --accent: #6708ef;
  --border: #ece8f4;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 40px 22px 72px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.logo {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.logo img { width: 40px; height: 40px; object-fit: contain; display: block; }
.list-note { color: var(--ink-muted); font-size: 13px; margin: 26px 0 0; }
.brand { font-weight: 800; font-size: 20px; letter-spacing: -0.4px; }
h1 { font-size: 30px; letter-spacing: -0.6px; margin: 26px 0 4px; }
.updated { color: var(--ink-muted); font-size: 13px; margin: 0 0 26px; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 18px; padding: 8px 22px; margin-bottom: 18px;
}
section { padding: 18px 0; border-top: 1px solid var(--border); }
section:first-child { border-top: none; }
h2 { font-size: 17px; margin: 0 0 6px; }
p { margin: 0; color: #3d3550; font-size: 15px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.nav { display: flex; gap: 10px; margin: 22px 0 0; flex-wrap: wrap; }
.nav a {
  display: inline-block; padding: 12px 18px; border-radius: 12px;
  background: var(--card); border: 1px solid var(--border);
  font-weight: 700; font-size: 14px; color: var(--ink);
}
.nav a:hover { border-color: var(--accent); text-decoration: none; }
.back { display: inline-block; margin-bottom: 18px; font-weight: 600; font-size: 14px; }
footer { margin-top: 40px; color: var(--ink-muted); font-size: 13px; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #140d1c; --card: #1e1528; --ink: #f4f1f8; --ink-muted: #a49cba; --border: #2c2338; }
  p { color: #cfc7de; }
  .nav a { color: var(--ink); }
}