:root {
  color-scheme: dark;
  font-family: "SF Pro Rounded", "SF Pro Display", "Avenir Next", "Inter", "Helvetica Neue", Arial, sans-serif;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #141a2c 0%, #080b14 55%, #06070d 100%);
  color: #f7f8fb;
}
a {
  color: #9fb0ff;
}
.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.brand {
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #a5b4ff;
  font-size: 14px;
}
.nav-link {
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}
.hero {
  background: rgba(16, 22, 40, 0.92);
  border: 1px solid rgba(120, 140, 255, 0.2);
  border-radius: 24px;
  padding: 28px;
  margin-bottom: 28px;
  box-shadow: 0 22px 40px rgba(4, 6, 15, 0.6);
}
.hero h1 {
  margin: 0 0 12px;
  font-size: 28px;
}
.hero p {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: #cdd5f3;
}
.grid {
  display: grid;
  gap: 18px;
}
@media (min-width: 768px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.card {
  background: rgba(12, 16, 30, 0.88);
  border: 1px solid rgba(120, 140, 255, 0.2);
  border-radius: 18px;
  padding: 20px;
}
.card h2 {
  margin: 0 0 10px;
  font-size: 18px;
}
.card p,
.card li {
  font-size: 14px;
  color: #cbd3f1;
  line-height: 1.6;
}
.card ul {
  padding-left: 18px;
  margin: 0;
}
.footer {
  margin-top: 28px;
  font-size: 12px;
  color: #8d98c7;
  text-align: center;
}