:root{--bg:#fff;--fg:#1a1a1a;--muted:#6b6b6b;--border:#e5e5e5;--accent:#2563eb;color:var(--fg);background:var(--bg);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#121212;--fg:#ededed;--muted:#a0a0a0;--border:#2a2a2a;--accent:#60a5fa}}*,:before,:after{box-sizing:border-box}body{min-height:100vh;margin:0}a{color:var(--accent);text-decoration:none}.layout{flex-direction:column;min-height:100vh;display:flex}.header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.5rem;display:flex}.logo{color:var(--fg);font-weight:700}.nav{gap:1rem;display:flex}.nav a{color:var(--muted)}.nav a.active{color:var(--fg)}.main{flex:1;width:100%;max-width:960px;margin:0 auto;padding:2rem 1.5rem}