:root {
  color-scheme: light dark;
  --bg: #0f1115;
  --panel: #171a21;
  --text: #e8ebf2;
  --muted: #a4acbb;
  --line: #2a3040;
  --accent: #4f7cff;
  --accent-hover: #3f6df6;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  font-family: Inter, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at top, #1a2030 0%, var(--bg) 45%);
  color: var(--text);
}

.page {
  min-height: 100vh;
  padding: 28px 16px;
  display: grid;
  place-items: center;
}

.card {
  width: min(760px, 100%);
  background: color-mix(in srgb, var(--panel) 92%, #0f1115 8%);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.15;
}

.lead {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.content {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

h2 {
  margin: 0;
  font-size: 16px;
}

.content p,
.content ul {
  margin: 8px 0 18px;
  color: var(--muted);
  line-height: 1.55;
}

.content ul {
  padding-left: 20px;
}

.actions {
  margin-top: 8px;
}

.btn {
  display: inline-block;
  padding: 11px 16px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
}

.btn:hover {
  background: var(--accent-hover);
}

.footnote {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 640px) {
  .card {
    padding: 22px;
  }
}