.deep-guide{--guide-rail:280px;--guide-gap:clamp(28px,4vw,56px);--guide-measure:76ch;max-width:calc(var(--guide-rail) + var(--guide-gap) + var(--guide-measure));padding-top:32px;padding-bottom:40px}
.deep-guide .deep-guide-heading{background:none;position:static;border:0;padding:0;margin:0 0 28px}
.deep-guide h1{font-size:clamp(2rem,3.6vw,3.2rem);max-width:30ch;line-height:1.13}
.deep-guide .lede{max-width:70ch}
.deep-guide h2{font-size:clamp(1.4rem,2.2vw,2rem);line-height:1.25;margin:0 0 18px;scroll-margin-top:16px}
.deep-guide p,.deep-guide li{line-height:1.75;overflow-wrap:anywhere}
.deep-guide .deep-guide-byline{font-size:.92rem;color:#40545f}
.deep-guide-layout,.deep-guide-section,.deep-guide-distinctions,.deep-guide-questions,.deep-guide-sources{display:grid;grid-template-columns:var(--guide-rail) minmax(0,1fr);gap:var(--guide-gap);align-items:start}
.deep-guide-overview,.deep-guide-copy{min-width:0}
.deep-guide-summary{border-left:4px solid var(--gold);padding-left:22px;margin-bottom:24px}
.deep-guide-summary p{margin:0 0 14px}
.deep-guide-summary h2{font-size:1.45rem}
.deep-guide .guide-cover{margin:0}
.deep-guide .guide-cover img{aspect-ratio:16/7}
.deep-guide-toc{border:1px solid var(--line);border-top:4px solid var(--teal);background:#fff;padding:22px;border-radius:14px}
.deep-guide-toc h2{font-size:1.3rem}
.deep-guide-toc ol{display:grid;gap:10px;margin-bottom:0;padding-left:22px}
.deep-guide-toc a{display:inline-block;padding:3px 0;font-size:.95rem;line-height:1.5;text-underline-offset:3px}
.deep-guide-toc>p{font-size:.88rem;margin:18px 0 0;border-top:1px solid var(--line);padding-top:12px}
.deep-guide a:hover{color:var(--teal)}
.deep-guide a:focus-visible,.deep-guide summary:focus-visible{outline:3px solid var(--gold);outline-offset:4px}
.deep-guide-section,.deep-guide-distinctions,.deep-guide-questions,.deep-guide-sources{margin:32px 0 0;padding-top:28px;border-top:1px solid var(--line)}
.deep-guide-copy>p:first-child,.deep-guide-copy>ul:first-child{margin-top:0}
.deep-guide-copy>p:last-child{margin-bottom:0}
.deep-guide table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:.95rem}
.deep-guide caption{text-align:left;font-weight:750;margin-bottom:12px}
.deep-guide th,.deep-guide td{padding:12px;text-align:left;vertical-align:top;border:1px solid var(--line);overflow-wrap:anywhere}
.deep-guide th{background:#dceced}
.deep-guide th[scope="row"]{width:30%}
.deep-guide-distinctions{border-top:3px solid var(--teal)}
.deep-guide-caption{font-size:.9rem;color:#40545f}
.deep-guide-questions details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin:0 0 12px}
.deep-guide-questions summary{font-weight:700;cursor:pointer;line-height:1.5}
.deep-guide-sources{border-top:3px solid var(--teal)}
.deep-guide .guide-conclusion{margin-top:32px}
.deep-guide .guide-conclusion p{max-width:70ch}
@media(max-width:1000px){.deep-guide{--guide-rail:230px;--guide-gap:28px}}
@media(max-width:800px){
 .deep-guide{max-width:var(--guide-measure)}
 .deep-guide-layout,.deep-guide-section,.deep-guide-distinctions,.deep-guide-questions,.deep-guide-sources{grid-template-columns:minmax(0,1fr);gap:12px}
 .deep-guide-toc{margin-bottom:16px}
 .deep-guide-toc ol{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 24px}
 .deep-guide .guide-cover img{aspect-ratio:16/9}
}
@media(max-width:620px){
 .deep-guide{padding-top:24px}
 .deep-guide-toc{padding:18px}
 .deep-guide-toc ol{grid-template-columns:minmax(0,1fr)}
 .deep-guide th,.deep-guide td{padding:8px;font-size:.9rem}
 .deep-guide-summary{padding-left:16px}
 .deep-guide-section,.deep-guide-distinctions,.deep-guide-questions,.deep-guide-sources{margin-top:24px;padding-top:24px}
}