:root { color-scheme: dark; }
body { font-family: system-ui, -apple-system, sans-serif; background: #111;
       color: #e8e8e8; max-width: 860px; margin: 0 auto; padding: 2rem 1.25rem;
       line-height: 1.65; }
header.site { border-bottom: 1px solid #333; padding-bottom: 1rem;
              margin-bottom: 2rem; }
header.site a.home { color: #9fd6a4; text-decoration: none; font-weight: 600; }
nav details { margin: 1rem 0; }
nav summary { cursor: pointer; color: #8ab4f8; }
nav ul { columns: 2; }
h1 { font-size: 1.7rem; } h2 { font-size: 1.3rem; margin-top: 2.2rem;
     color: #9fd6a4; } h3 { font-size: 1.1rem; color: #c9d1d9; }
a { color: #8ab4f8; }
code { font-family: ui-monospace, monospace; font-size: 0.88em;
       background: #1c1c1c; padding: 0.1em 0.35em; border-radius: 4px; }
pre { background: #1c1c1c; border: 1px solid #333; border-radius: 6px;
      padding: 0.9rem; overflow-x: auto; font-size: 0.85rem; }
pre code { background: none; padding: 0; }
blockquote { border-left: 3px solid #555; margin: 1rem 0; padding: 0.2rem 1rem;
             color: #b0b0b0; }
table { border-collapse: collapse; margin: 1rem 0; width: 100%;
        font-size: 0.92rem; }
th, td { border: 1px solid #333; padding: 0.45rem 0.7rem; text-align: left; }
th { background: #1c1c1c; }
hr { border: 0; border-top: 1px solid #333; margin: 2rem 0; }
.card { border: 1px solid #333; border-radius: 8px; padding: 1rem 1.2rem;
        margin: 0.8rem 0; background: #161616; }
.card h3 { margin: 0 0 0.3rem; } .card p { margin: 0.3rem 0 0; color: #aaa;
        font-size: 0.92rem; }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid #333;
         color: #666; font-size: 0.8rem; }