:root{color-scheme:light dark}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;margin:0;padding:2rem 1.5rem 4rem;background:#f6f8fa;color:#1f2328}main.page{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:1.75rem}header>h1{margin-bottom:.5rem}.lead{font-size:1.05rem}section,.page-section{background:#fff;border:1px solid #d0d7de;border-radius:.75rem;padding:1.25rem 1.5rem}section ul,section ol{padding-left:1.25rem}pre{background:#0f172a;color:#e6edf3;border-radius:.75rem;padding:1rem 1.25rem;overflow-x:auto}pre code{font-family:ui-monospace,SFMono-Regular,SFMono,Menlo,Consolas,Liberation Mono,monospace}.return{margin-top:1rem}.return a{color:#0969da;text-decoration:none;font-weight:600}.return a:hover{text-decoration:underline}@media (prefers-color-scheme: dark){body{background:#010409;color:#e6edf3}section,.page-section{background:#0d1117;border-color:#30363d}pre{background:#111b2e;color:#e6edf3}code{color:#f0f6fc}.return a{color:#58a6ff}}