.insight-shell{--ink:#e4e9ec;--muted:#a9b7c1;--line:#2b3a46;--accent:#c2d7d5;min-height:100svh;color:var(--ink);background:#101c27}.insight-shell a{text-underline-offset:.23em;text-decoration-thickness:1px}.insight-shell a:hover{color:#fff}.insight-shell :focus-visible{outline:2px solid var(--accent);outline-offset:5px;border-radius:2px}.insight-shell main:focus{outline:none}.insight-shell [id]{scroll-margin-top:32px}.insight-header{justify-content:space-between;align-items:center;gap:24px;width:min(720px,100% - 48px);min-height:112px;margin-inline:auto;display:flex}.insight-brand{letter-spacing:-.045em;font-size:23px;font-weight:450;text-decoration:none}.insight-header nav{color:var(--muted);flex-wrap:wrap;gap:24px;font-size:14px;display:flex}.insight-header nav a{align-items:center;min-height:44px;text-decoration:none;display:inline-flex}.insight-header a[aria-current=page]{color:var(--ink)}.insight-skip{z-index:30;color:#101c27;background:#e4e9ec;padding:12px 20px;position:fixed;top:12px;left:24px;transform:translateY(-200%)}.insight-skip:focus{transform:translateY(0)}.insight-index,.essay-header,.essay-layout,.next-essay,.insight-footer{width:min(720px,100% - 48px);min-width:0;margin-inline:auto}.insight-intro{padding:76px 0 62px}.insight-intro h1{letter-spacing:-.045em;margin:0 0 24px;font-size:54px;font-weight:450;line-height:1.15}.insight-intro p{max-width:590px;color:var(--muted);font-size:19px;line-height:1.65}.article-list{flex-direction:column;gap:48px;display:flex}.article-entry{min-width:0}.article-entry h2{letter-spacing:-.027em;text-wrap:balance;font-size:30px;font-weight:450;line-height:1.35}.article-entry h2 a{text-decoration:none}.article-entry h2 a:hover{text-decoration:underline}.article-entry p{max-width:660px;color:var(--muted);margin-top:14px;font-size:17px;line-height:1.8}.resources-section{border-top:1px solid var(--line);margin-top:88px;padding-top:42px}.resources-section>h2{letter-spacing:-.025em;font-size:24px;font-weight:450;line-height:1.4}.resources-description{color:var(--muted);margin-top:12px;font-size:16px;line-height:1.8}.resource-list{flex-direction:column;gap:32px;margin:40px 0 0;padding:0;list-style:none;display:flex}.resource-list li{min-width:0}.resource-list h3{letter-spacing:-.015em;font-size:19px;font-weight:450;line-height:1.5}.resource-list h3 a{text-decoration-color:#718b99}.resource-list p{color:var(--muted);margin-top:8px;font-size:15px;line-height:1.8}.resource-publisher{color:#c1cdd3}.insight-footer{color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 24px;margin-top:96px;padding:28px 0 40px;font-size:13px;display:flex}.insight-footer a{align-items:center;min-height:44px;text-decoration:none;display:inline-flex}.essay-header{padding:66px 0 32px}.essay-header h1{letter-spacing:-.035em;text-wrap:balance;font-size:clamp(36px,4.2vw,52px);font-weight:450;line-height:1.2}.essay-subtitle{color:var(--muted);margin-top:24px;font-size:20px;line-height:1.65}.essay-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px 24px;margin-top:30px;font-size:13px;line-height:1.7;display:flex}.essay-meta p span{margin-inline:7px}.essay-meta a{color:var(--accent);margin-left:auto;padding-block:8px}.essay-layout{margin-bottom:90px}.article-contents{font-family:var(--font-manrope), sans-serif;margin-bottom:36px;font-size:14px}.article-contents summary{cursor:pointer;min-height:44px;color:var(--muted);padding-block:10px}.article-contents ol{margin:12px 0 30px;padding:0;list-style:none}.article-contents li{line-height:1.65}.article-contents a{color:var(--muted);padding-block:7px;text-decoration:none;display:inline-block}.article-contents a:hover{text-decoration:underline}.essay-body{color:#ccd6dc;overflow-wrap:break-word;min-width:0;font-family:Georgia,Times New Roman,serif;font-size:20px;line-height:1.8}.essay-body h2,.essay-body h3,.essay-body h4{font-family:var(--font-manrope), sans-serif;letter-spacing:-.025em;color:var(--ink);font-weight:500;line-height:1.4}.essay-body h2{margin:52px 0 22px;font-size:26px}.essay-body h2:first-child{margin-top:0;font-size:22px}.essay-body h3{margin:36px 0 18px;font-size:23px}.essay-body h4{margin:30px 0 16px;font-size:20px}.essay-body p{margin-bottom:24px}.essay-body strong{color:var(--ink);font-weight:700}.essay-body a{color:var(--accent);overflow-wrap:anywhere}.essay-body a.citation{font-family:var(--font-manrope), sans-serif;white-space:nowrap;vertical-align:.22em;font-size:.7em;text-decoration:none}.essay-body a.citation:hover{text-decoration:underline}.essay-body ul,.essay-body ol{margin:24px 0;padding-left:1.3em}.essay-body li{margin-bottom:12px;padding-left:.2em}.essay-body blockquote{border-left:2px solid #59737c;margin:30px 0;padding-left:22px;font-style:italic}.essay-body blockquote p:last-child{margin-bottom:0}.essay-body code{color:#dae6ed;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.76em}.essay-body :not(pre)>code{background:#20313e;border-radius:2px;padding:.08em .25em}.code-example{background:#142430;border-radius:4px;margin:28px 0 32px;overflow:hidden}.code-language{font-family:var(--font-manrope), sans-serif;color:var(--muted);padding:16px 20px 0;font-size:12px}.code-example pre{tab-size:2;margin:0;padding:16px 20px 22px;font-size:16px;line-height:1.75;overflow-x:auto}.code-example code{font-size:13px}.code-example pre:focus-visible,.table-scroll:focus-visible{outline-offset:-3px}.table-scroll{border-block:1px solid var(--line);margin:30px 0;overflow-x:auto}.essay-body table{border-collapse:collapse;width:100%;min-width:520px;font-family:var(--font-manrope), sans-serif;font-size:13px;line-height:1.7}.essay-body th,.essay-body td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);padding:14px}.essay-body th{color:var(--ink);font-weight:550}.essay-body tr:last-child td{border-bottom:0}.diagram-link{margin:36px 0;text-decoration:none;display:block}.diagram-link img{border-radius:3px;width:100%;max-width:100%;height:auto;display:block}.diagram-link>span{font-family:var(--font-manrope), sans-serif;text-align:right;color:var(--muted);padding-top:8px;font-size:12px;display:block}.essay-body #references~ol{font-family:var(--font-manrope), sans-serif;font-size:14px;line-height:1.8}.next-essay{border-top:1px solid var(--line);padding-top:32px}.next-essay p{color:var(--muted);font-size:14px}.next-essay h2{letter-spacing:-.025em;margin-top:16px;font-size:25px;font-weight:450;line-height:1.4}.next-essay a{text-decoration:none}@media (max-width:640px){.insight-header{gap:18px;min-height:88px}.insight-brand{font-size:21px}.insight-header nav{gap:18px;font-size:13px}.insight-intro{padding:48px 0}.insight-intro h1{margin-bottom:20px;font-size:43px}.insight-intro p{font-size:17px}.article-list{gap:36px}.article-entry h2{font-size:25px}.article-entry p{margin-top:12px;font-size:16px}.resources-section{margin-top:64px;padding-top:32px}.resources-section>h2{font-size:22px}.resource-list{gap:28px;margin-top:32px}.resource-list h3{font-size:18px}.insight-footer{margin-top:64px;padding-bottom:24px;font-size:12px}.essay-header{padding:40px 0 24px}.essay-header h1{font-size:36px}.essay-subtitle{margin-top:20px;font-size:18px}.essay-meta{gap:4px 20px;margin-top:24px;font-size:12px}.essay-meta a{margin-left:0}.essay-body{font-size:18px;line-height:1.8}.essay-body h2{margin-top:44px;font-size:24px}.essay-body h2:first-child,.essay-body h3{font-size:21px}.essay-layout{margin-bottom:60px}.code-example pre{padding-inline:16px}.code-example code{font-size:12px}.code-language{padding-inline:16px}.next-essay h2{font-size:23px}}@media print{.insight-shell{color:#000;background:#fff}.insight-header,.article-contents,.next-essay,.insight-footer,.essay-meta a{display:none}.essay-header,.essay-layout{width:100%;margin:0;padding:0}.essay-header h1{font-size:28pt}.essay-body,.essay-subtitle,.essay-body h2,.essay-body h3,.essay-body strong,.essay-body code,.essay-body a{color:#000}.essay-body{font-size:11pt;line-height:1.55}.code-example,.essay-body :not(pre)>code{background:#f4f4f4}.code-example pre{white-space:pre-wrap;overflow-wrap:anywhere}.table-scroll{overflow:visible}.essay-body table{min-width:0;font-size:9pt}.essay-body h2,.essay-body h3{break-after:avoid}.diagram-link,.code-example{break-inside:avoid}}