:root {
  --ink: #121a2b;
  --ink-soft: #1c2740;
  --coral: #ff7359;
  --amber: #ffb84d;
  --text: #eef1f7;
  --muted: #9aa4bd;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, var(--ink), var(--ink-soft));
  min-height: 100vh;
  color: var(--text);
  line-height: 1.6;
}
header { text-align: center; padding: 48px 20px 12px; }
header h1 {
  margin: 0;
  font-size: 2rem;
  background: linear-gradient(90deg, var(--coral), var(--amber));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
header p { color: var(--muted); margin-top: 6px; }
main { max-width: 720px; margin: 0 auto; padding: 20px; }
.card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 28px;
}
h2 { color: var(--amber); font-size: 1.1rem; margin-top: 28px; }
a { color: var(--coral); }
footer { text-align: center; color: var(--muted); padding: 28px; font-size: 0.85rem; }
footer a { color: var(--muted); }
small { color: var(--muted); }