:root {
  --accent: #6B5BE6;
  --ink: #1E1E26;
  --ink-soft: #42424A;
  --muted: #7A7A82;
  --line: #EAEAEF;
  --lavender: #F4F2FF;
  --paper: #FFFFFF;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 40px 22px 80px; }
header.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 22px; border-bottom: 1px solid var(--line);
}
.logo {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px;
}
.brand b { font-size: 17px; letter-spacing: -0.3px; }
h1 { font-size: 30px; letter-spacing: -0.6px; margin: 0 0 6px; }
h2 { font-size: 19px; margin: 34px 0 10px; }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 8px; }
p, li { color: var(--ink-soft); font-size: 15.5px; }
a { color: var(--accent); }
.card {
  background: var(--lavender); border: 1px solid #E5E2FA;
  border-radius: 14px; padding: 18px 20px; margin: 20px 0;
}
.btn {
  display: inline-block; background: var(--accent); color: #fff;
  text-decoration: none; padding: 12px 20px; border-radius: 12px;
  font-weight: 700; margin-top: 8px;
}
footer {
  border-top: 1px solid var(--line); padding: 24px 22px;
  color: var(--muted); font-size: 13.5px; text-align: center;
}
footer a { margin: 0 8px; }
.lang { color: var(--muted); font-size: 13px; }