:root {
  --bg: #0f1724;
  --card: #0b1220;
  --muted: #9aa4b2;
  --accent: #7dd3fc;
  --text: #e6eef6;
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family:
    Inter,
    system-ui,
    Segoe UI,
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  background: linear-gradient(180deg, var(--bg), #071020);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.wrap {
  max-width: 760px;
  margin: 48px auto;
  padding: 20px;
}

.hero {
  text-align: center;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: 2.25rem;
  margin: 0;
}

.lead {
  color: var(--muted);
  margin-top: 6px;
}
.card {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02),
    rgba(255, 255, 255, 0.01)
  );
  padding: 18px;
  border-radius: 10px;
  margin: 18px 0;
}
.card h2 {
  margin: 0 0 8px 0;
}
ul {
  margin: 8px 0 0 18px;
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.muted {
  color: var(--muted);
  font-size: 0.95rem;
}
.foot {
  text-align: center;
  color: var(--muted);
  margin-top: 8px;
  font-size: 0.95rem;
}

@media (max-width: 520px) {
  .wrap {
    margin: 24px 12px;
  }
}