:root{--bg:#EEF1F4;--surface:#FFFFFF;--ink:#15202B;--ink2:#4A5A6A;--line:#C9D2DB;--crit:#C4262E;--steel:#2A5B8C}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0F151B;--surface:#18212A;--ink:#E6ECF2;--ink2:#9DAEBE;--line:#2E3B48;--crit:#E5484F;--steel:#6FA5DA}}
:root[data-theme="dark"]{--bg:#0F151B;--surface:#18212A;--ink:#E6ECF2;--ink2:#9DAEBE;--line:#2E3B48;--crit:#E5484F;--steel:#6FA5DA}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 "IBM Plex Sans","Segoe UI",Arial,sans-serif}
.doc{max-width:46rem;margin:0 auto;padding:28px 16px 64px;background:var(--surface);min-height:100vh;border-left:1px solid var(--line);border-right:1px solid var(--line)}
h1{font:700 2.1rem/1.1 "Barlow Condensed","Arial Narrow",Arial,sans-serif;text-transform:uppercase;margin:8px 0 4px;border-bottom:3px solid var(--ink);padding-bottom:8px}
h2{font:600 1.3rem/1.2 "Barlow Condensed","Arial Narrow",Arial,sans-serif;text-transform:uppercase;letter-spacing:.02em;margin:28px 0 6px;color:var(--ink)}
p{margin:0 0 12px;max-width:68ch}
.meta{color:var(--ink2);font-size:.9rem}
.back a,a{color:var(--steel)}