body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(circle at top, #1a1f2e 0%, #05060a 65%, #010104 100%);
  color: #f5f7ff;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 48px 16px 64px;
  box-sizing: border-box;
}

a {
  color: #8bb9ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

pre {
  background: rgba(0, 0, 0, 0.35);
  padding: 16px 20px;
  border-radius: 10px;
  overflow-x: auto;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.page {
  width: 100%;
  max-width: 860px;
}

.card {
  background: rgba(12, 16, 27, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border-radius: 24px;
  padding: 40px 48px 48px;
  box-shadow: 0 30px 50px rgba(0, 0, 0, 0.45);
}

.logo-wrap {
  text-align: center;
  margin-bottom: 32px;
}

.logo-wrap img {
  max-width: 640px;
  width: 100%;
  height: auto;
  image-rendering: crisp-edges;
}

h1, h2, h3, h4 {
  color: #fdf9ff;
  margin-top: 32px;
  margin-bottom: 16px;
}

h1 {
  margin-top: 0;
  font-size: 2.25rem;
}

p, ul, ol {
  line-height: 1.65;
  margin: 0 0 16px;
}

ul, ol {
  padding-left: 24px;
}

li + li {
  margin-top: 8px;
}

img.responsive {
  max-width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 16px;
}

@media (max-width: 640px) {
  body {
    padding: 32px 12px 48px;
  }

  .card {
    padding: 32px;
  }
}