:root{--fg:#1b1b1f;--fg-muted:#5c5c66;--bg:#ffffff;--accent:#2563eb}@media (prefers-color-scheme:dark){:root{--fg:#e8e8ea;--fg-muted:#a3a3ad;--bg:#141418;--accent:#7aa2f7}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:17px;line-height:1.65}main{max-width:34rem;margin:0 auto;padding:18vh 24px 20vh}h1{font-size:1.9rem;font-weight:700;letter-spacing:-.02em;margin:0 0 20px}p{margin:0 0 18px}.lead{font-size:1.15rem;color:var(--fg)}p:last-of-type{color:var(--fg-muted);font-size:.95rem}a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}