*{box-sizing:border-box}:root{--blue:#1646dc;--ink:#142744;--muted:#58677c;--line:#dce3ed;--light:#f3f6fc}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:#fff;color:var(--ink);font:16px/1.65 Arial,Helvetica,sans-serif}a{color:inherit;text-underline-offset:5px}a:hover{color:var(--blue)}a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--blue);outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.12}.wrap{width:min(1240px,calc(100% - 80px));margin:auto}.top{width:min(1360px,calc(100% - 64px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:28px 0;border-bottom:1px solid var(--line)}.logo{display:flex;gap:13px;align-items:center;text-decoration:none;font-size:19px;font-weight:800;letter-spacing:1px;line-height:1.3}.logo-sign{background:var(--blue);color:#fff;padding:6px 9px;font-size:29px;letter-spacing:-4px;width:47px}.logo-sub{display:block;font-size:10px;color:var(--muted);font-weight:500;letter-spacing:1.7px;margin-top:3px}nav{display:flex;gap:34px;font-size:14px}nav a{text-decoration:none}.issue{font-size:11px;color:var(--muted);letter-spacing:1px}.hero{display:grid;grid-template-columns:1.55fr 1fr;align-items:center;gap:85px;padding-block:70px}.kicker{display:block;font-size:11px;letter-spacing:1.7px;color:var(--blue);font-weight:700;margin-bottom:20px}h1{font-size:clamp(46px,4.7vw,68px);letter-spacing:-3px;line-height:1.06}h1 span{color:var(--blue)}.lead{max-width:565px;font-size:18px;color:var(--muted);margin:27px 0}.jump{display:inline-flex;gap:28px;border-bottom:1px solid var(--blue);padding:6px 0;color:var(--blue);font-size:15px;text-decoration:none}.index-panel{background:var(--light);padding:27px 30px;border-radius:3px;border-top:3px solid var(--blue)}.panel-label{font-size:10px;letter-spacing:1.7px;color:var(--muted)}.number{display:flex;align-items:center;gap:25px;color:var(--blue);font-size:100px;font-weight:700;line-height:1.3;letter-spacing:-8px}.number>span{font-size:14px;color:var(--muted);letter-spacing:0;font-weight:400;line-height:1.5}.index-links>a{display:flex;gap:16px;align-items:center;border-top:1px solid var(--line);padding:11px 0;text-decoration:none;font-size:14px}.index-links>a>span{font:11px monospace;color:var(--muted)}.index-links b{margin-left:auto;font-weight:400;color:var(--blue)}.index-panel>p{border-top:1px solid var(--line);padding-top:12px;font-size:11px;color:var(--muted)}.meta-strip{background:var(--blue);color:white;font-size:12px}.meta-strip>.wrap{display:flex;gap:25px;justify-content:space-between;padding-block:14px}.meta-strip span:first-child{font-weight:700;letter-spacing:1px}.reading-layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:65px;padding-top:65px}.main-column{min-width:0}.sidebar{position:sticky;top:30px;align-self:start}.sidebar>a{display:flex;gap:14px;font-size:11px;color:var(--blue);text-decoration:none;padding:13px 0;border-bottom:1px solid var(--line)}.sidebar>a>span{font-size:14px;color:var(--ink)}.side-note{font-size:14px;line-height:1.7;color:var(--muted);padding:25px 0;max-width:200px}.section-head{margin-bottom:30px}.section-head .kicker{margin-bottom:12px}h2{font-size:34px;letter-spacing:-1px}.section-head>p{margin-top:15px;color:var(--muted)}.source{display:grid;grid-template-columns:45px 1fr;gap:20px;border-top:1px solid var(--line);padding:30px 0}.source-rank{color:var(--blue);font-size:21px;font-weight:700;padding-top:2px}.source-heading{display:flex;align-items:center;gap:18px;justify-content:space-between}h3{font-size:25px;letter-spacing:-.6px}.chip{font-size:11px;background:var(--light);padding:5px 9px;color:#385579;white-space:nowrap}.domain{font:12px/1.5 monospace;color:var(--muted);margin:8px 0 18px;overflow-wrap:anywhere}.source-content>p:not(.domain):not(.source-note){font-size:16px;line-height:1.7}.source dl{background:var(--light);padding:17px 20px;margin:20px 0 16px;display:grid;gap:10px}.source dl>div{display:grid;grid-template-columns:100px 1fr;gap:12px}.source dt{font-size:12px;color:var(--muted)}.source dd{margin:0;font-size:14px}.source-note{font-size:13px;color:var(--muted)}.source-link{display:inline-block;margin-top:16px;font-size:14px;color:var(--blue)}.compare-section,.approach,.questions{padding-top:55px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:4px}table{border-collapse:collapse;width:100%;min-width:420px;text-align:left}th,td{padding:19px 23px;border-bottom:1px solid var(--line);font-size:14px}thead th{background:var(--light);text-transform:uppercase;letter-spacing:1px;font-size:10px;font-weight:500}tbody th{font-weight:400;width:44%}tbody td strong{font-size:15px;font-weight:600}tbody td span{display:block;font-size:12px;margin-top:4px;color:var(--muted)}tbody tr:last-child>*{border-bottom:0}.approach>h2{margin-bottom:24px}.checklist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.checklist>div{border-top:3px solid #c2d1fa;padding-top:15px}.checklist span{font-size:11px;color:var(--blue)}.checklist h3{font-size:18px;margin-top:10px}.checklist p{font-size:14px;color:var(--muted);margin-top:12px}.method{margin-top:30px;padding:0 20px;background:var(--light)}summary{display:flex;justify-content:space-between;align-items:center;gap:20px;list-style:none;cursor:pointer;padding:19px 0;font-size:16px}summary::-webkit-details-marker{display:none}summary>span{font-size:23px;font-weight:400;color:var(--blue)}details[open]>summary>span{transform:rotate(45deg)}details p{font-size:15px;color:var(--muted);padding-bottom:19px}.source-domains{overflow-wrap:anywhere}.questions details{border-bottom:1px solid var(--line)}.questions details:first-of-type{border-top:1px solid var(--line)}.questions{padding-bottom:65px}.footer{border-top:1px solid var(--line);padding-block:25px;display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:12px;color:var(--muted)}.footer-logo{font-weight:700;color:var(--ink);text-decoration:none;font-size:13px}.error-page{padding:10vw;max-width:1000px}.error-page h1{font-size:48px;margin:20px 0}.skip{position:absolute;top:-100px;left:20px;padding:12px;background:white;z-index:5}.skip:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:1080px){.wrap{width:calc(100% - 48px)}.hero{gap:40px;grid-template-columns:1.3fr 1fr}.hero h1{font-size:52px}.reading-layout{grid-template-columns:190px minmax(0,1fr);gap:35px}.source-heading{align-items:flex-start;flex-wrap:wrap;gap:10px}.source dl>div{grid-template-columns:80px 1fr}.checklist{gap:14px}.checklist h3{font-size:17px}.issue{display:none}}@media(max-width:760px){.wrap,.top{width:calc(100% - 36px)}.top{padding-block:20px;flex-wrap:wrap;gap:20px}nav{gap:28px;width:100%;font-size:13px}.hero{grid-template-columns:1fr;padding-block:38px;gap:32px}.hero h1{font-size:clamp(43px,10vw,62px);letter-spacing:-2px}.lead{font-size:17px}.index-panel{padding:22px}.number{font-size:78px}.meta-strip>.wrap{flex-wrap:wrap;gap:4px 15px;font-size:10px}.meta-strip time{margin-left:auto}.meta-strip span:nth-child(2){display:none}.reading-layout{grid-template-columns:1fr;padding-top:38px}.sidebar{display:none}h2{font-size:29px}.section-head{margin-bottom:24px}.source{grid-template-columns:30px minmax(0,1fr);gap:12px;padding-block:26px}.source-heading{display:block}.source-heading .chip{display:inline-block;margin-top:10px}h3{font-size:25px}.source dl{padding:15px}.source dl>div{grid-template-columns:1fr;gap:3px}.source dt{font-size:11px}.source-note{font-size:14px}.source-content>p{font-size:16px}.compare-section,.approach,.questions{padding-top:40px}.checklist{grid-template-columns:1fr;gap:20px}.checklist h3{font-size:20px}.checklist p{font-size:16px}.checklist>div{display:grid;grid-template-columns:27px 1fr;gap:5px 9px}.checklist>div>span{padding-top:5px}.checklist h3{margin:0}.checklist p{grid-column:2;margin-top:5px}.footer{flex-wrap:wrap;gap:12px}.footer>p{order:3;width:100%}.footer>a:last-child{margin-left:auto}.questions{padding-bottom:40px}details p{font-size:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}