:root {
  --bg: #f6f4fd;
  --card: #ffffff;
  --text: #1b1640;
  --dim: #5f5a80;
  --muted: #8a85a6;
  --accent: #7655f5;
  --accent-soft: #efeafe;
  --green: #12a46b;
  --red: #d8445f;
  --line: #e7e2f7;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(60% 40% at 90% 0%, #ffd9ef 0%, transparent 70%),
    radial-gradient(50% 35% at 0% 100%, #d6f6ea 0%, transparent 70%), var(--bg);
  color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
main { max-width: 460px; margin: 0 auto; padding: 28px 16px 48px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; letter-spacing: -0.3px; }
.brand img { width: 36px; height: 36px; border-radius: 10px; }
.brand span { color: var(--accent); }
.card {
  margin-top: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px 20px;
  box-shadow: 0 10px 30px rgba(91, 63, 217, 0.1);
}
.kicker { font-size: 12px; font-weight: 800; letter-spacing: 1.6px; color: var(--accent); text-transform: uppercase; }
h1 { font-size: 26px; line-height: 1.2; margin: 8px 0 6px; letter-spacing: -0.5px; }
p { color: var(--dim); margin: 6px 0; }
.code {
  margin: 18px 0 6px;
  padding: 14px;
  border-radius: 14px;
  background: var(--accent-soft);
  font: 700 16.5px/1.2 ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  letter-spacing: 0.5px;
  text-align: center;
  word-break: break-all;
}
.btn {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 14px 16px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #8a6cff, #6a45f0);
  color: #fff;
  font: 700 16px/1 system-ui, sans-serif;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.btn.secondary { background: var(--accent-soft); color: var(--accent); }
.small { font-size: 13px; color: var(--muted); }
.row { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.row b { text-align: right; }
.ok { color: var(--green); font-weight: 800; }
.bad { color: var(--red); font-weight: 800; }
footer { margin-top: 22px; text-align: center; font-size: 12px; color: var(--muted); }
footer a { color: var(--accent); }
.hidden { display: none; }