:root{color-scheme:light;font-family:Segoe UI,system-ui,sans-serif;line-height:1.5;background:#f4f7fb;color:#10233f}body{margin:0}.page{max-width:720px;margin:12vh auto 0;padding:2rem;background:#fff;border:1px solid #d7e0ec;border-radius:12px}.meta{color:#5b6b7c;font-size:.95rem}