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0}.form-panel{background:#fff;border:1px solid var(--line);padding:clamp(1.25rem,4vw,2.5rem);box-shadow:var(--shadow)}.field{margin-bottom:1.5rem}.field label,.check label{font-weight:700;display:block}.check{display:grid;grid-template-columns:auto 1fr;gap:.65rem}.check label{display:inline}.field input,.field textarea{width:100%;border:1px solid #899591;background:var(--paper);padding:.75rem;min-height:48px;font:inherit}.field textarea{min-height:9rem}.errorlist{color:var(--error)}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:2rem;padding-top:3rem;padding-bottom:3rem}.footer-name{font-family:"Songti SC",STSong,serif;font-size:1.2rem}
@media(max-width:48rem){.header-inner{align-items:flex-start;flex-direction:column}.hero,.split,.contact-layout{grid-template-columns:1fr;gap:2rem}.hero{min-height:auto}.service-grid,.guide-list{grid-template-columns:1fr}.header-inner,main,footer{padding-left:1rem;padding-right:1rem}footer{flex-direction:column}h1{font-size:clamp(2.15rem,12vw,3.7rem)}.secondary{margin-left:0}.site-header nav{gap:.15rem .85rem}.nav-cta{padding:.1rem .55rem}}

/* Pre-registered O01 contact CTA layout variants. */
.form-panel.experiment-inline [data-lead-form]>button[type="submit"]{display:inline-flex;width:auto}
.form-panel.experiment-stacked [data-lead-form]>button[type="submit"]{display:flex;width:100%}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Knowledge journal: restrained typography, deliberate density, stable mobile layout. */
:root{--ink:#242b29;--muted:#6e746e;--accent:#98613c;--accent-dark:#704527;--paper:#f9f8f4;--paper-deep:#eeeee7;--line:#dddfd6;--focus:#98613c;--shadow:none}
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32px;gap:36px}.lead-story{padding:28px 32px;min-height:340px;background:#e9ede3;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.lead-story:hover{color:var(--ink);background:#e4e9de}.story-top,.story-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px}.story-top .eyebrow{color:#596c57;margin:0}.issue-mark{font:italic 21px Georgia,serif;color:#a0ad96}.lead-story h2{font-size:clamp(1.65rem,2.7vw,2.45rem);line-height:1.5;margin:14px 0}.lead-story p{font-size:14px;max-width:42ch;color:#5d6859}.tag{font-size:11px;color:var(--accent);letter-spacing:.05em}.story-bottom{font-size:12px;color:#64715f;padding-top:20px}.story-bottom span:last-child{color:var(--ink)}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:20px}.section-heading h2{margin:0}.section-heading .eyebrow{margin-bottom:8px}.front-aside{padding:4px 0 0}.front-aside .section-heading h2{font-size:20px}.brief{padding:17px 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minmax(0,1.15fr);gap:40px;border:0;background:#eeeee7;align-items:center}.editor-note h2{font-size:26px;line-height:1.5;margin:0}.editor-note h2 span{display:inline-block}.editor-note-heading .eyebrow{font-size:11px;color:var(--accent);margin:0 0 9px}.editor-note-copy p{font-size:14px;color:var(--muted);margin:0 0 12px;line-height:1.9}.editor-note-copy .text-link{display:inline-flex;gap:16px;align-items:center;min-height:32px}.library-header{padding:44px 0 25px}.library-header h1{margin-bottom:14px}.lede{font-size:16px;line-height:1.9;max-width:46rem}.topic-tabs{display:flex;gap:10px;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;scroll-margin-top:20px}.topic-tabs a,.topic-tabs span{font-size:13px;padding:7px 14px;border:1px solid transparent;min-height:40px}.topic-tabs [aria-current]{background:var(--ink);color:#fff}.topic-tabs a:hover{border-color:var(--line)}.library-grid{margin-top:16px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(170px,1fr);gap:70px}.reading{max-width:760px;padding-bottom:30px}.article-header{padding:36px 0 28px;border-bottom:1px solid var(--line);margin-bottom:30px}.article-header h1{font-size:clamp(1.9rem,3vw,2.8rem);line-height:1.5;margin-bottom:22px}.article-summary{font-size:17px;color:var(--muted);line-height:1.9}.article-byline{display:flex;flex-wrap:wrap;gap:8px 17px;font-size:11px;color:var(--muted);margin-top:22px}.prose{font-size:16px;line-height:2}.prose h2{font-size:23px;margin:32px 0 13px}.prose p{margin-bottom:20px}.prose ul{padding-left:1.3em}.prose li{padding-left:5px;margin-bottom:10px}.prose .source{font-size:13px;overflow-wrap:anywhere;border-left:2px solid var(--accent);padding-left:14px}.source a{text-decoration:underline}.article-end{text-align:center;font-size:12px;color:var(--muted);margin:40px 0 10px}.reading-aside{border-left:1px 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@media(max-width:64rem){.site-header nav{gap:17px}.article-layout{gap:32px}.footer-top{gap:28px}.journal-intro{gap:24px}.intro-note{max-width:260px}.article-grid{gap:24px}.front-page{gap:24px}.lead-story{padding:25px}.brand .brand-caption{display:none}}
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.article-tools{border-top:1px solid var(--line);padding:22px 0;display:flex;flex-wrap:wrap;gap:20px;align-items:center;font-size:12px}.article-tools section{width:100%}.article-tools input{max-width:100%;font:inherit;padding:8px}.article-tools button{font-size:12px;min-height:36px}