:root{--paper:#f6f5ef;--ink:#192e27;--green:#173f35;--muted:#52645b;--line:#ced4ca;--tint:#e8ede4;--white:#fff;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65}a{color:inherit;text-underline-offset:4px}a:hover{color:#366f55}a:focus-visible,input:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:3px solid #537b27;outline-offset:5px}a,button{touch-action:manipulation}button,input{font:inherit}h1,h2,h3,p{margin-top:0}h1,h2{font-family:var(--serif);font-weight:400;line-height:1.04;letter-spacing:-.045em;text-wrap:balance}h2{font-size:clamp(32px,4.6vw,56px);margin-bottom:28px}h3{font-size:21px;line-height:1.3;font-weight:500;letter-spacing:-.025em}p{margin-bottom:22px}em{font-weight:400}header{border-bottom:1px solid 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h1{font-size:45px}.lede{font-size:18px;line-height:1.65}.byline{font-size:10px;gap:8px}.article-layout{grid-template-columns:1fr;gap:25px;padding-top:22px}.toc{position:static;border-bottom:1px solid var(--line);padding-bottom:16px}.toc>a{display:inline-block;font-size:11px;margin-right:18px;padding:8px 0}.toc .eyebrow{margin-bottom:7px}article{font-size:16px;line-height:1.8}article>h2{font-size:25px}.capsule{padding:18px;gap:14px}.capsule dd{font-size:11px}.article-heading{margin-bottom:30px}td,th{font-size:12px;min-width:105px;padding:10px}.sources{overflow-wrap:anywhere}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Compact relationship reference, reviewed with the page copy. */
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/* Original teaching, placed beside the relevant method. */
.video-section{margin:36px 0;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);scroll-margin-top:120px}
.video-section .eyebrow{margin:0 0 10px;font-size:10px}
.video-section h2{font-family:var(--sans);font-size:26px;line-height:1.25;letter-spacing:-.035em;margin:0 0 16px}
.video-section h3{font-family:var(--sans);font-size:19px;line-height:1.4;margin:20px 0 10px}
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.video-preview{position:absolute;inset:0;display:block;color:#fff!important;text-decoration:none!important}
.video-preview img{width:100%;height:100%;object-fit:cover;display:block;transition:opacity .18s ease}
.video-preview:after{content:'';position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.8))}
.video-play{position:absolute;bottom:16px;left:16px;z-index:1;display:flex;gap:10px;align-items:center;min-height:44px;padding:8px 15px;background:var(--green);color:#fff;font:600 13px var(--sans)}
.video-preview:hover img{opacity:.85}.video-preview:focus-visible{outline:3px solid #e4d696;outline-offset:-4px;z-index:2}
.video-player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-section .video-meta{font-size:12px;line-height:1.7;color:var(--muted);margin:10px 0 18px}
.video-section .video-takeaways{font-size:15px;line-height:1.75}.video-section .video-source{font-size:13px;margin-bottom:0}
.video-selection{display:grid;grid-template-columns:1fr 1fr;gap:24px}.video-selection h3{font-size:17px;min-height:72px}.video-selection .video-player{margin-top:12px}.video-selection .video-play{left:10px;bottom:10px;padding:6px 10px}
@media(max-width:750px){.video-selection{grid-template-columns:1fr;gap:12px}.video-selection h3{min-height:0}.video-section h2{font-size:24px}}

/* Relationship headings keep named entities readable at every breakpoint. */
.hero-entity{display:block;font:500 clamp(20px,2.5vw,32px)/1.25 var(--sans);letter-spacing:-.025em;margin-bottom:14px}
.article-heading h1{font-size:clamp(36px,4.8vw,64px);line-height:1.1;max-width:27ch;text-wrap:balance}
.person-layout h2{font-size:clamp(38px,4vw,58px);line-height:1.12}
article>h2,.video-section h2{overflow-wrap:break-word;text-wrap:balance}
@media(max-width:620px){.hero-entity{font-size:20px;max-width:24ch}.article-heading h1{font-size:36px}.pathway h3{font-size:18px}}