:root{
  --jfl-purple-bright:#7B33F5; --jfl-purple-deep:#3B1E78; --jfl-light-purple:#EAB4F9;
  --jfl-pink:#F74193; --jfl-sky:#239FC2; --jfl-gold:#D5943B; --jfl-cream:#F5F4EB;
  --jfl-ink:#121122; --jfl-parchment:#F4EFE2;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--jfl-ink);overflow-x:hidden}
.mono{font-family:ui-monospace,"Cascadia Mono",Consolas,monospace}
.mode-a{background:linear-gradient(165deg,var(--jfl-ink) 0%,var(--jfl-purple-deep) 100%);color:var(--jfl-cream);min-height:100vh}
.mode-c{background:var(--jfl-parchment);color:var(--jfl-ink);min-height:100vh;font-family:Georgia,"Iowan Old Style","Times New Roman",serif}
.jfl-nav{display:flex;align-items:center;gap:16px;padding:12px 22px;border-bottom:1px solid rgba(255,255,255,.12);font-size:13px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.jfl-nav::-webkit-scrollbar{display:none}
.jfl-nav>*{flex:0 0 auto}
@media(max-width:560px){.jfl-nav{gap:14px;padding:11px 16px}}
.jfl-nav a{color:inherit;opacity:.65;text-decoration:none;white-space:nowrap}
.jfl-nav a.active{opacity:1;font-weight:600;border-bottom:2px solid var(--jfl-purple-bright);padding-bottom:3px}
.jfl-nav .lock{margin-left:auto;font-size:10px;color:var(--jfl-light-purple)}
.jfl-footer{font-size:10px;letter-spacing:.06em;opacity:.55;border-top:1px solid rgba(255,255,255,.12);padding:12px 22px}