:root{color-scheme:light;--ink:#222820;--muted:#646c61;--line:#dde2d8;--paper:#fbfcf9;--green:#176641;--wash:#eef3ea;--nav:290px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-text-size-adjust:100%}a{color:var(--green);text-underline-offset:.22em}a:hover{color:#0d442b}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #279d69;outline-offset:5px}button{font:inherit}.skip{position:fixed;z-index:9;left:24px;top:-80px;background:white;padding:12px}.skip:focus{top:12px}.masthead{position:sticky;top:0;z-index:5;background:rgba(251,252,249,.97);border-bottom:1px solid var(--line);height:80px;display:flex;align-items:center;justify-content:space-between;padding:0 36px;gap:24px}.wordmark{font-size:36px;line-height:1;font-weight:850;letter-spacing:-2px;text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:24px}.wordmark span{font-size:13px;line-height:1.3;font-weight:500;letter-spacing:0;color:var(--muted);border-left:1px solid var(--line);padding-left:24px}.review-state{font-size:12px;color:var(--green)}.review-state:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green);margin-right:8px}.contents-toggle{display:none;background:none;border:1px solid var(--line);padding:8px 12px;color:var(--ink)}.layout{display:grid;grid-template-columns:var(--nav) minmax(0,1fr);max-width:1600px;margin:auto}aside{position:sticky;top:80px;height:calc(100dvh - 80px);overflow:auto;border-right:1px solid var(--line);padding:40px 24px 30px 32px;scrollbar-width:thin}.contents-title{font-size:10px;letter-spacing:1.5px;color:var(--muted);margin-bottom:20px}aside a{display:flex;gap:12px;align-items:baseline;font-size:12px;line-height:1.5;color:var(--muted);text-decoration:none;padding:9px 0}aside a span{font-size:10px;font-variant-numeric:tabular-nums;opacity:.55}aside a:hover,aside a.active{color:var(--green)}aside a.active{font-weight:650}aside a.back-top{border-top:1px solid var(--line);margin-top:24px;padding-top:20px}main{padding:0 6vw 60px;min-width:0;max-width:1200px}.intro{padding:68px 0 46px;border-bottom:1px solid var(--line)}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--green);font-weight:600;margin:0 0 26px}h1{font-size:clamp(38px,4.8vw,66px);font-weight:650;line-height:1.08;letter-spacing:-2.5px;margin:0 0 30px;max-width:900px}.standfirst{font-size:21px;line-height:1.6;max-width:650px;margin:0 0 24px}.scope-note{max-width:700px;color:var(--muted);font-size:14px;line-height:1.7;border-left:2px solid #a5b69e;padding-left:18px}.scope-note strong{color:var(--ink)}.quick-links{display:flex;flex-wrap:wrap;gap:14px 30px;margin:30px 0 28px}.quick-links a{display:inline-flex;align-items:center;gap:20px;font-size:14px;font-weight:600;text-decoration:none;border-bottom:1px solid #94b09e;padding:6px 0}.research-line{font-size:12px;color:var(--muted);margin:0}article{padding-top:10px}article h2{font-size:30px;line-height:1.25;letter-spacing:-.8px;font-weight:650;margin:74px 0 26px;padding-top:18px;border-top:1px solid var(--line)}article h2:first-child{border-top:0;margin-top:35px}article h3{font-size:22px;line-height:1.35;letter-spacing:-.4px;margin:46px 0 20px;font-weight:650}article p,article ul,article ol{max-width:780px;margin:0 0 22px}article li{padding-left:5px;margin-bottom:13px}article strong{font-weight:650}article code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.78em;background:var(--wash);padding:2px 4px;overflow-wrap:anywhere;word-break:break-word}article a{overflow-wrap:anywhere}.table-wrap{max-width:100%;margin:28px 0 36px}table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.6;text-align:left}th{font-size:11px;font-weight:650;background:var(--wash);color:#45513f}th,td{padding:15px 12px;border-bottom:1px solid var(--line);vertical-align:top;overflow-wrap:anywhere}td:first-child{font-weight:550}th:first-child,td:first-child{padding-left:0}th:first-child{padding-left:12px}tr:hover td{background:rgba(238,243,234,.42)}table p{margin:0}.footnote{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:30px;margin-top:40px}.footnote li{margin-bottom:16px}.footnote hr{display:none}.footnote-ref{font-size:11px}footer{border-top:1px solid var(--line);padding:30px 0;margin-top:60px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}footer p{margin:0}@media(min-width:1700px){main{padding-left:90px;padding-right:90px}}@media(max-width:1100px){:root{--nav:240px}main{padding-left:36px;padding-right:36px}aside{padding-left:22px;padding-right:18px}h1{font-size:48px}.review-state{max-width:160px;text-align:right}}@media(max-width:800px){html{scroll-padding-top:88px}.masthead{height:68px;padding:0 20px;gap:12px}.wordmark{font-size:30px;gap:12px}.wordmark span{font-size:11px;padding-left:12px}.review-state{display:none}.contents-toggle{display:flex;gap:12px;font-size:12px;min-height:40px;align-items:center}.layout{display:block}aside{display:none;position:fixed;z-index:4;top:68px;left:0;right:0;width:100%;height:calc(100dvh - 68px);padding:26px 24px;background:var(--paper);border-right:0}aside.open{display:block}aside a{font-size:15px;padding:11px 0}aside a span{font-size:11px}.contents-title{font-size:11px}main{padding:0 24px 30px}.intro{padding:44px 0 34px}h1{font-size:42px;letter-spacing:-1.7px}.standfirst{font-size:18px}.eyebrow{margin-bottom:22px}.scope-note{font-size:13px}.quick-links{gap:12px 22px;margin:24px 0}.quick-links a{font-size:13px;gap:10px}.research-line{font-size:11px}article{font-size:16px;line-height:1.8}article h2{font-size:27px;margin-top:54px}article h3{font-size:21px;margin-top:38px}article ul,article ol{padding-left:23px}.table-wrap{margin:24px 0 30px}table,tbody,tr,td{display:block;width:100%}thead{display:none}tr{border-top:1px solid var(--line);padding:16px 0}tr:last-child{border-bottom:1px solid var(--line)}td,td:first-child{padding:8px 0;border-bottom:0;font-weight:400;line-height:1.75;font-size:14px}td:before{content:attr(data-label);display:block;color:var(--green);font-size:10px;line-height:1.4;letter-spacing:.6px;text-transform:uppercase;font-weight:650;margin-bottom:4px}td:first-child{font-weight:600}tr:hover td{background:none}footer{display:block;font-size:11px}footer p{margin-top:16px}.footnote{font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.masthead,aside,.quick-links,.eyebrow,.skip,.research-line,footer{display:none}.layout{display:block}main{padding:0;max-width:none}.intro{padding:0 0 20px}h1{font-size:36px}body{font-size:11pt;background:white}article h2{break-after:avoid;margin-top:30px}article h3{break-after:avoid}a{color:inherit}table{font-size:9pt}tr{break-inside:avoid}}
article{overflow-wrap:anywhere}
