:root {
  color-scheme: light;
  font-family: "SF Pro Text", "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #f4f7fb 0%, #eef2f8 100%);
  color: #111827;
}

main {
  max-width: 760px;
  margin: 48px auto;
  padding: 24px;
  border-radius: 16px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
}

h1 {
  margin-top: 0;
  margin-bottom: 12px;
  font-size: 2rem;
}

p {
  line-height: 1.6;
}

code {
  background: #f3f4f6;
  padding: 2px 6px;
  border-radius: 6px;
}
