:root{--paper:#fff;--ink:#1f2a44;--muted:#5a5f6e;--teal:#0f766e;--line:#eadbc0}
@media (prefers-color-scheme:dark){:root{--paper:#14192b;--ink:#fff6e5;--muted:#c8c1b2;--teal:#5ec4b6;--line:#2c3550}}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:44rem;margin:0 auto;padding:2.5rem 1.25rem 4rem}a{color:var(--teal)}h1{font-size:2rem;line-height:1.2;margin:.2em 0}
h2{font-size:1.2rem;margin-top:2rem}nav{display:flex;gap:1rem;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:.8rem;margin-bottom:1.5rem}
.muted{color:var(--muted)}footer{margin-top:3rem;border-top:1px solid var(--line);padding-top:1rem;font-size:.9rem;color:var(--muted)}
.dot{display:inline-block;width:.8em;height:.8em;background:var(--ink);transform:rotate(45deg);border-radius:2px;margin-inline-end:.4em}
[dir=rtl] body,[dir=rtl]{font-family:system-ui,"Geeza Pro","Noto Naskh Arabic",sans-serif}