/* Accessibility and responsive repairs; original Arctic design retained. */
body{overflow-x:visible} .wrap, .hero-in>*,.layout>*,.prose,.ft-top>*,.hd-in>*{min-width:0}
p,li,td,th,.brand-tx,.btn,summary{overflow-wrap:anywhere}.mainnav{gap:14px;flex-wrap:nowrap}.hero-art>p{font-size:12px;color:var(--muted);margin-top:26px;text-align:center}.hero-badges{bottom:65px}
.tw{max-width:100%;overscroll-behavior-x:contain}.tw:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}
[id]{scroll-margin-top:100px}.hero-art{flex-direction:column;align-items:center}.art-note{font-size:12px;color:var(--muted);text-align:center}
.author{max-width:1088px;margin:30px auto;padding:24px;width:calc(100% - 32px)}.navtog{flex-shrink:0}.mobnav[hidden]{display:none!important}.site-hd .btn{white-space:normal}
@media(max-width:1100px){.mainnav{display:none}.navtog{display:flex}.hd-in{gap:10px}.hd-in>.brand{margin-right:auto}.hd-in>.btn{display:none}.nav-open .mobnav:not([hidden]){display:flex;flex-wrap:wrap;gap:12px;padding:14px 20px}.mobnav a{padding:5px}}
@media(max-width:600px){.wrap{padding-left:16px;padding-right:16px}.hero-in{grid-template-columns:minmax(0,1fr);gap:28px}.hero{padding-top:30px}.hero-cta .btn{max-width:100%;font-size:15px;padding:12px 16px}.btn{max-width:100%}.toc ol{columns:1}.playbar{gap:10px}.playbar .btn{font-size:13px;padding:10px 12px}.pb-tx{min-width:0}.pb-tx span{font-size:11px}.brand-tx{font-size:17px}.ft-top{grid-template-columns:1fr 1fr}.ft-brand{grid-column:1/-1}}
@media(max-width:900px){body{padding-bottom:112px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}