:root{--ink:#183b37;--teal:#26746c;--muted:#5e706b;--line:#d4dfd8;--pale:#edf3ee;--warm:#f4ebdf}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;color:var(--ink);background:#fafbf6;font:16px/1.7 system-ui,-apple-system,"Segoe UI",sans-serif}a{color:var(--teal);text-decoration:none;overflow-wrap:anywhere}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid #a85e3c;outline-offset:4px}.reader-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 35px;background:#fafbf6f5;border-bottom:1px solid var(--line);font-size:12px;backdrop-filter:blur(12px)}.reader-brand{font:25px/1 Georgia;color:var(--ink)}.reader-layout{display:grid;grid-template-columns:250px minmax(0,900px);gap:50px;max-width:1320px;margin:auto;padding:40px 35px}.reader-toc{position:sticky;top:105px;height:calc(100vh - 135px);overflow:auto;font-size:11px;line-height:1.5;padding-right:18px;scrollbar-width:thin}.reader-toc strong{display:block;letter-spacing:1px;font-size:9px;text-transform:uppercase;margin-bottom:20px}.reader-toc a{display:block;padding:7px 0;border-bottom:1px solid var(--line);color:var(--muted)}main{overflow-wrap:anywhere;min-width:0;max-width:900px;padding-bottom:90px}h1,h2,h3{font-family:Georgia,serif;font-weight:400;line-height:1.14;color:var(--ink);letter-spacing:-.025em}h1{font-size:clamp(38px,4vw,58px);margin:25px 0}h2{font-size:35px;margin:48px 0 22px}h3{font-size:26px;margin:32px 0 16px}h4{font-size:17px;line-height:1.4;margin:0 0 13px}p{margin:0 0 18px}li{margin-bottom:9px}strong{font-weight:650}.eyebrow,.kicker{font-size:10px;letter-spacing:1.8px;text-transform:uppercase;color:var(--teal);margin-top:30px;margin-bottom:15px}.cover{border-bottom:1px solid var(--line);padding-bottom:40px}.cover .subtitle{font-size:23px;color:var(--muted)}.cover .deck,.lead{font-size:19px;line-height:1.6;color:var(--muted)}.cover-meta,.small,.meta,.source-note,.reference-key{font-size:12px;color:var(--muted)}.cover-rule{width:55px;border-top:3px solid var(--teal);margin:30px 0}.toc{display:none}.takeaway,.callout,.note{padding:20px 24px;background:var(--pale);border-left:3px solid var(--teal);margin:25px 0}.note{background:var(--warm);border-color:#ac6a47}.takeaway p:last-child,.note p:last-child,.callout p:last-child{margin-bottom:0}.record{padding:25px 0;border-top:1px solid var(--line);margin-top:22px}.record p{font-size:14px;margin-bottom:12px}.record .small,.record .meta,.record .reference-key{font-size:11px}.record-code,.family-code{font:11px/1.5 ui-monospace,monospace;color:var(--teal);overflow-wrap:anywhere;margin:0 0 10px}.family{border-top:2px solid var(--teal);margin-top:45px;padding-top:20px}.family h3{margin-top:5px}.experience-chunk{background:#f1eff5;border-left:3px solid #87809a;padding:20px;margin:20px 0}.experience-chunk p:last-child{margin-bottom:0}.cards{display:flex;gap:15px;margin:25px 0}.card{flex:1;background:var(--pale);border-top:2px solid var(--teal);padding:20px}.card h3{font:600 16px/1.4 system-ui;margin:10px 0}.card p{font-size:13px}.card .number{font:30px Georgia;color:var(--teal)}.card.warm{background:var(--warm)}table{width:100%;border-collapse:collapse;table-layout:fixed;margin:25px 0;font-size:13px;line-height:1.6}th,td{padding:12px 15px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;overflow-wrap:anywhere}th{background:var(--ink);color:white}tbody tr:nth-child(even){background:var(--pale)}table.scale-table th:first-child,table.scale-table td:first-child{width:75px}code{font:12px/1.5 ui-monospace,monospace;overflow-wrap:anywhere}pre{white-space:pre-wrap;overflow-wrap:anywhere;padding:25px;background:var(--pale);border-left:2px solid var(--teal);font:12px/1.7 ui-monospace,monospace;max-width:100%}img,svg{max-width:100%;height:auto}figure{margin:30px 0}figcaption,.caption{font-size:12px;color:var(--muted);margin-top:12px}.illustration-plate{padding:20px 0}.illustration-plate img{cursor:zoom-in;width:100%;max-height:none!important}.illustration-plate a{display:block}.diagram{margin:30px 0}.reader-end{margin-top:60px;border-top:1px solid var(--line);padding-top:25px;font-size:12px}.mobile-contents{display:none}footer{border-top:1px solid var(--line);padding:25px 35px;font-size:11px;color:var(--muted)}.code-gloss,.inline-gloss{color:#42665a}em{color:inherit}
@media(max-width:1000px){.reader-layout{grid-template-columns:190px minmax(0,1fr);gap:30px;padding:30px 25px}.cards{flex-wrap:wrap}.card{min-width:150px}}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}