:root { color-scheme: dark; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: #0c0f14; color: #cdd6df; line-height: 1.7;
  padding: 48px 20px 0; -webkit-font-smoothing: antialiased;
}
.doc { max-width: 760px; margin: 0 auto; }
.back { display: inline-block; color: #8aa0ff; text-decoration: none; font-size: 14px; margin-bottom: 24px; }
.back:hover { text-decoration: underline; }
h1 { font-size: clamp(26px, 5vw, 36px); font-weight: 800; letter-spacing: -0.02em; color: #fff; margin-bottom: 6px; }
.updated { color: #5d6b7a; font-size: 13px; margin-bottom: 28px; }
h2 { font-size: 18px; font-weight: 700; color: #eef2f7; margin: 28px 0 8px; }
p, li { font-size: 15px; margin-bottom: 12px; color: #b6c1cc; }
ul { padding-left: 22px; margin-bottom: 12px; }
a { color: #8aa0ff; }
strong { color: #e9eef4; }
.callout { background: #141922; border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; padding: 16px 18px; margin: 18px 0; }