:root {
  --ink: #23213a;
  --muted: #5d5a78;
  --card: rgba(255, 255, 255, 0.82);
  --line: #e6e1f5;
  --accent: #6b5cf6;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  line-height: 1.6;
  background: linear-gradient(135deg, #fdf2f8 0%, #eef2ff 45%, #ecfeff 100%) fixed;
  min-height: 100vh;
}
.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.brand {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--ink);
  text-decoration: none;
}
nav a {
  color: var(--muted);
  margin-left: 16px;
  text-decoration: none;
}
nav a:hover {
  color: var(--accent);
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 32px;
  margin-top: 24px;
  box-shadow: 0 10px 40px rgba(107, 92, 246, 0.08);
}
h1 {
  font-size: 40px;
  line-height: 1.15;
  margin: 0 0 12px;
  letter-spacing: -1px;
}
h2 {
  font-size: 22px;
  margin: 28px 0 8px;
}
p,
li {
  color: var(--muted);
}
.button {
  display: inline-block;
  margin-top: 16px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.grid .card {
  margin-top: 0;
  padding: 22px;
}
footer {
  margin-top: 40px;
  font-size: 14px;
  color: var(--muted);
}
footer a {
  color: var(--muted);
}
@media (max-width: 600px) {
  h1 {
    font-size: 30px;
  }
  .card {
    padding: 22px;
  }
}