body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  margin: 0;
  background: #0f172a;
  color: #e5e7eb;
}

.container {
  max-width: 1100px;
  margin: 40px auto;
  padding: 24px;
}

.card {
  background: #020617;
  border: 1px solid #1e293b;
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 24px;
}

h1, h2, h3, h4 {
  margin-top: 0;
}

label {
  font-size: 14px;
  color: #94a3b8;
}

input {
  width: 100%;
  padding: 10px;
  margin: 6px 0 14px;
  border-radius: 6px;
  border: 1px solid #334155;
  background: #020617;
  color: #e5e7eb;
}

button {
  background: #2563eb;
  color: white;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  cursor: pointer;
}

button:hover {
  background: #1d4ed8;
}

a {
  color: #60a5fa;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul {
  padding-left: 18px;
}

pre {
  background: #020617;
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
}