body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;max-width:760px;margin:0 auto;padding:24px 16px 64px;line-height:1.6;color:#1a2233;background:#fff}
h1{color:#0b1e45}h2{margin-top:2em;color:#0b1e45}
nav a{margin-right:16px}a{color:#1d4ed8}
.ku{direction:rtl;text-align:right;border-top:1px solid #dde3ee;margin-top:2.5em;padding-top:1em}
footer{margin-top:3em;color:#667}
@media (prefers-color-scheme:dark){body{background:#0e1424;color:#e6eaf3}h1,h2{color:#fff}a{color:#7aa2ff}.ku{border-color:#2a3350}}