@charset "UTF-8";
:root{--navy:#0b244b;--deep:#091e3f;--blue:#216ad7;--sky:#d9e9ff;--ink:#152d4d;--muted:#53657c;--paper:#f4f7fb;--line:#dce4ee}
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.process-grid{display:grid;grid-template-columns:.9fr 1fr;gap:95px}.process-intro p{margin-top:24px;font-size:1.03rem;max-width:400px}.steps{list-style:none;padding:0;margin:0}.steps li{display:grid;grid-template-columns:42px 1fr;gap:20px;padding:0 0 26px;margin-bottom:26px;border-bottom:1px solid var(--line)}.steps li:last-child{margin-bottom:0;padding-bottom:0;border:0}.step-number{height:35px;width:35px;border:1px solid #b4cae9;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:.75rem;color:var(--blue)}.steps h3{font-size:1.15rem;margin:3px 0 9px}.steps p{font-size:.95rem;line-height:1.75}.steps a{font-weight:600;color:var(--blue)}
.faq-preview{border-top:1px solid var(--line)}.faq-layout{display:grid;grid-template-columns:.75fr 1fr;gap:100px}.faq-layout .text-link{margin-top:26px;color:var(--blue)}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{list-style:none;cursor:pointer;padding:23px 38px 23px 0;font-size:1rem;font-weight:600;line-height:1.6;position:relative;color:var(--navy)}summary::-webkit-details-marker{display:none}summary:after{content:'+';font-weight:400;font-size:1.45rem;position:absolute;right:2px;top:19px;line-height:1.6;color:var(--blue)}details[open]>summary:after{content:'−'}.faq-answer{padding:0 32px 25px 0}.faq-answer p{font-size:.95rem}.faq-answer a{color:var(--blue)}
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.page-hero{background:var(--paper);padding-block:38px 65px;border-bottom:1px solid var(--line)}.breadcrumb{display:flex;align-items:center;gap:9px;font-size:.75rem;line-height:1.7;color:#63778f;margin-bottom:42px;flex-wrap:wrap}.breadcrumb a{text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.breadcrumb .icon{width:13px;height:13px}.page-hero h1{font-size:clamp(3rem,5.4vw,5.1rem);line-height:1.05;max-width:880px;letter-spacing:-.055em}.page-hero .lead{font-size:1.15rem;max-width:690px;margin-top:27px}.page-hero .eyebrow{margin-bottom:20px}.article-meta{display:flex;gap:20px;flex-wrap:wrap;font-size:.75rem;line-height:1.5;color:#6b7c92;margin-top:26px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(230px,1fr);gap:90px;align-items:start;padding-block:66px 94px}.article-content{min-width:0}.article-content h2{font-size:2rem;line-height:1.25;margin:48px 0 20px;letter-spacing:-.035em}.article-content h2:first-child{margin-top:0}.article-content h3{font-size:1.18rem;margin:30px 0 13px}.article-content p,.article-content li{font-size:1.025rem;line-height:1.85}.article-content li{color:var(--muted);margin-bottom:12px}.article-content ul,.article-content ol{padding-left:22px;margin:20px 0 26px}.article-content a{color:#165cba}.article-content strong{color:var(--ink)}.article-content .source-note{font-size:.8rem;color:#6a7d95;line-height:1.7}.callout{padding:26px 28px;background:var(--paper);border-left:3px solid var(--blue);margin:29px 0}.callout h3{margin:0 0 10px}.callout p{font-size:.95rem}.article-aside{position:sticky;top:125px;border-left:1px solid var(--line);padding-left:28px}.article-aside .eyebrow{font-size:.75rem;letter-spacing:.09em;color:#657990;margin-bottom:18px}.toc{display:flex;flex-direction:column;gap:16px}.toc a{font-size:.875rem;text-decoration:none;color:#536c8b;line-height:1.5}.toc a:hover{color:var(--blue)}.aside-note{margin-top:35px;padding-top:25px;border-top:1px solid var(--line)}.aside-note p{font-size:.875rem;line-height:1.7;margin-bottom:17px}.aside-note .text-link{color:var(--blue)}.table-wrap{overflow-x:auto;margin:25px 0 30px;border:1px solid var(--line);border-radius:4px}.data-table{border-collapse:collapse;width:100%;font-size:.875rem;line-height:1.7}.data-table th{text-align:left;background:var(--paper);font-weight:600;color:var(--navy)}.data-table th,.data-table td{padding:17px 19px;border-bottom:1px solid var(--line);vertical-align:top}.data-table td{color:var(--muted)}.data-table td:first-child{font-weight:600;color:var(--navy)}.data-table tr:last-child td{border:0}.comparison-panel{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:29px 0}.comparison-panel>div{background:var(--paper);border:1px solid var(--line);padding:26px;border-radius:5px}.comparison-panel .term{font-size:2.5rem;line-height:1.2;letter-spacing:-.05em;color:var(--blue)}.comparison-panel h3{margin:16px 0 10px}.comparison-panel p{font-size:.95rem}.article-next{border-top:1px solid var(--line);margin-top:48px;padding-top:28px}.article-next>a{font-size:1.05rem;line-height:1.6;display:flex;align-items:center;gap:13px;font-weight:600;text-decoration:none}.article-next .eyebrow{margin-bottom:10px}.full-faq{max-width:860px;padding-block:65px 85px}.faq-group+.faq-group{margin-top:48px}.faq-group h2{font-size:1.9rem;margin-bottom:22px}.faq-contact{background:var(--paper);padding:30px;margin-top:45px;border-radius:6px}.faq-contact h3{margin-bottom:12px}.faq-contact .actions{margin-top:18px}.not-found{text-align:center;padding:110px 24px}.not-found h1{font-size:clamp(2.5rem,6vw,5rem)}.not-found p{max-width:520px;margin:24px auto 0}.not-found .actions{justify-content:center}
@media(min-width:1500px){.hero-grid{min-height:720px}.hero-art{max-height:638px}.hero-art figure{min-height:570px}}
@media(max-width:1160px){.container{width:calc(100% - 72px)}.brand-tag,.brand-divider{display:none}.desktop-menu{gap:20px}.hero-grid{gap:32px;min-height:635px}.hero-art figure{min-height:510px}.feature{padding:6px 18px;gap:11px}.testing-grid{gap:55px}.faq-layout{gap:65px}.process-grid{gap:60px}.article-layout{gap:55px}.hero-copy h1{font-size:5.1rem}.hero-copy .actions{gap:18px}.hero-copy .lead{font-size:1.06rem}}
@media(max-width:960px){.container{width:calc(100% - 48px)}.site-header{height:82px}.brand img{width:166px;height:48px}.menu-toggle{display:flex}.desktop-menu{display:none;position:absolute;left:0;right:0;top:82px;background:var(--navy);padding:16px 24px 28px;border-top:1px solid #405472;align-items:stretch;gap:0}.desktop-menu.is-open{display:flex;flex-direction:column}.desktop-menu>a{padding:15px 0;font-size:1rem}.desktop-menu .nav-shop{margin-top:12px;justify-content:space-between;padding:16px 20px}.hero-grid{grid-template-columns:1.08fr .9fr;gap:25px;min-height:600px}.hero-copy h1{font-size:4.3rem}.hero-copy .lead{font-size:1rem}.hero-copy .actions{gap:17px;align-items:flex-start;flex-direction:column}.hero-footnote{margin-top:26px}.hero-art{padding:0}.hero-art figure{min-height:480px;border-top-left-radius:100px}.art-label{left:21px;top:30px;font-size:.75rem;gap:8px;letter-spacing:.07em}.art-label .icon{width:22px;height:22px}.section{padding-block:76px}.feature-grid{grid-template-columns:1fr 1fr;padding-block:18px;row-gap:0}.feature{padding:17px 24px!important}.feature:nth-child(2){border-right:0}.feature:nth-child(3),.feature:nth-child(4){border-top:1px solid var(--line)}.section-top{gap:35px;align-items:flex-start}.section-top>p{max-width:275px;font-size:.95rem}.principles{gap:27px}.principle h3{font-size:1.2rem}.testing-grid{gap:35px;grid-template-columns:1fr 1fr}.report-panel{padding:25px}.testing-copy h2{font-size:2.6rem}.process-grid{gap:44px}.faq-layout{gap:40px}.footer-grid{gap:35px}.footer-bottom{align-items:flex-start}.cta-inner{align-items:flex-start;flex-direction:column;gap:26px}.cta-inner .actions{gap:25px}.article-layout{grid-template-columns:minmax(0,1fr) 220px;gap:35px}.article-aside{padding-left:23px}.guide-visual{padding:26px}.guide-body{padding:28px}.guide-body h3{font-size:1.3rem}.guide-visual .visual-word{font-size:3.5rem}.guide-visual .visual-description{padding-left:16px}.comparison .metric{font-size:3rem}}
@media(max-width:700px){html{scroll-padding-top:95px}.container{width:calc(100% - 40px)}.site-header{height:76px}.nav-wrap{gap:14px}.brand img{width:153px;height:44px}.desktop-menu{top:76px}.hero-grid{grid-template-columns:1fr;padding-top:48px;padding-bottom:30px;gap:37px;min-height:0}.hero-copy{padding:0}.hero-copy .eyebrow{font-size:.75rem;margin-bottom:23px}.hero-copy h1{font-size:clamp(3.45rem,13.5vw,5.2rem);line-height:1.01;margin-bottom:23px}.hero-copy .lead{font-size:1.04rem;max-width:460px}.hero-copy .actions{flex-direction:row;align-items:center;gap:20px;margin-top:25px}.button{padding:16px 20px}.hero-footnote{margin-top:26px;font-size:.75rem}.hero-art{height:410px;max-height:none;display:block}.hero-art figure{min-height:0;height:100%;border-radius:80px 5px 5px 5px}.hero-art img{object-position:center 67%;height:100%}.hero-art figcaption{right:12px;bottom:12px;font-size:.75rem}.art-label{top:25px;left:24px;font-size:.75rem}.feature{padding:16px 12px!important;gap:11px;align-items:flex-start}.feature>.icon{width:20px;height:20px;margin-top:1px}.feature strong{font-size:.875rem}.feature span{font-size:.75rem}.feature:nth-child(odd){padding-left:0!important}.feature:nth-child(even){padding-right:0!important}.section{padding-block:62px}.eyebrow{margin-bottom:18px;font-size:.75rem}h2{font-size:2.35rem}.section-top{flex-direction:column;gap:23px;margin-bottom:32px}.section-top>p{max-width:none;font-size:1rem}.section-intro p{font-size:1rem;margin-top:21px}.principles{grid-template-columns:1fr;gap:34px;margin-top:35px}.principle{padding-top:18px}.principle .number{margin-bottom:19px}.principle .number .icon{width:24px;height:24px}.principle h3{font-size:1.3rem;max-width:none}.principle p{max-width:530px;font-size:1rem}.principle .text-link{margin-top:16px}.testing-grid{grid-template-columns:1fr;gap:36px}.testing-copy h2{font-size:2.4rem}.testing-copy p{font-size:1rem;max-width:none;margin-top:23px}.testing-copy .text-link{margin-top:22px}.report-panel{padding:27px 25px}.report-row{padding:17px 0}.testing-bottom{margin-top:35px;padding-top:25px;gap:15px;align-items:flex-start}.testing-bottom p{font-size:.875rem}.guide-grid{grid-template-columns:1fr;gap:25px}.guide-visual{height:160px;padding:26px 30px}.guide-visual .visual-word{font-size:3.75rem}.guide-visual .visual-description{font-size:.75rem}.guide-body{padding:27px}.guide-body h3{font-size:1.4rem}.guide-body p{font-size:1rem}.comparison .metric{font-size:3.25rem}.process-grid{grid-template-columns:1fr;gap:37px}.process-intro p{max-width:none}.steps li{gap:17px}.steps p{font-size:1rem}.faq-layout{grid-template-columns:1fr;gap:29px}.faq-layout .text-link{margin-top:22px}summary{padding-block:20px;font-size:1rem}summary:after{top:16px}.faq-answer{padding-bottom:22px}.faq-answer p{font-size:1rem}.cta-section{padding-block:47px}.cta-inner .actions{width:100%;flex-wrap:wrap;gap:18px}.cta-inner .actions .button{flex:1;white-space:nowrap}.site-footer{padding-top:48px}.footer-grid{grid-template-columns:1fr 1fr;gap:34px 24px;padding-bottom:35px}.footer-brand{grid-column:1/-1}.footer-brand img{width:180px;height:52px}.footer-brand p{max-width:430px;font-size:.875rem}.footer-heading{font-size:.75rem;margin-bottom:18px}.footer-links{gap:13px}.footer-links a{font-size:.875rem}.footer-bottom{flex-direction:column;gap:17px;padding-block:22px 29px}.footer-legal{gap:16px}.page-hero{padding-block:28px 43px}.breadcrumb{margin-bottom:30px;font-size:.75rem}.page-hero h1{font-size:clamp(2.65rem,10vw,4rem);line-height:1.08}.page-hero .lead{font-size:1.05rem;margin-top:23px}.article-meta{gap:12px 20px;margin-top:23px}.article-layout{display:flex;flex-direction:column;gap:0;padding-block:37px 60px}.article-aside{position:static;order:-1;border:1px solid var(--line);border-radius:5px;padding:22px;width:100%;margin-bottom:38px}.article-aside .eyebrow{margin-bottom:16px}.toc{gap:12px}.article-aside .aside-note{display:none}.article-content h2{font-size:1.85rem;margin-top:40px}.article-content p,.article-content li{font-size:1rem;line-height:1.8}.callout{padding:22px}.comparison-panel{gap:15px}.comparison-panel>div{padding:21px}.comparison-panel h3{font-size:1.05rem}.comparison-panel p{font-size:.875rem}.comparison-panel .term{font-size:2rem}.data-table th,.data-table td{padding:14px;font-size:.875rem}.full-faq{padding-block:45px 60px}.faq-group+.faq-group{margin-top:38px}.faq-contact{padding:25px}.not-found{padding-block:85px}}
@media(max-width:380px){.container{width:calc(100% - 32px)}.hero-copy h1{font-size:3.3rem}.hero-copy .actions{gap:17px}.hero-art{height:355px}.feature{gap:8px}.feature strong{font-size:.875rem}.feature span{font-size:.75rem}.comparison-panel{grid-template-columns:1fr}.footer-grid{column-gap:18px}.button{padding-inline:17px}.guide-visual{padding:22px}.guide-visual .visual-description{font-size:.75rem}.comparison .metric{font-size:2.8rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.button:hover,.guide-card:hover{transform:none}}
@media print{.site-header,.access-note,.site-footer,.cta-section,.article-aside,.actions,.skip-link{display:none}body{background:white;color:black}.container{width:100%}.article-layout{display:block;padding:20px 0}.page-hero{background:white;padding:20px 0}.page-hero h1{font-size:32px}.article-content h2{font-size:24px}.article-content p,.article-content li{font-size:11pt}details>summary{font-weight:bold}details>.faq-answer{display:block}a{color:black}.hero-art{max-height:360px}h2,h3{break-after:avoid}figure,.callout,.report-panel{break-inside:avoid}}

/* Public research resources */
.resource-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.resource-card{padding:34px;border:1px solid var(--line);border-radius:6px;display:flex;flex-direction:column}.resource-card h2{font-size:1.65rem;line-height:1.3;margin:5px 0 18px}.resource-card h2 a{text-decoration:none}.resource-card h2 a:hover{text-decoration:underline}.resource-card>.text-link{margin-top:auto;padding-top:20px;color:var(--blue)}.resource-note{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:35px;background:var(--paper);margin-top:35px;border-radius:6px}.resource-note h2{font-size:1.6rem;margin-bottom:12px}.resource-note p{max-width:650px}.resource-note .button{flex-shrink:0}.resource-start{background:var(--paper);border-top:1px solid var(--line)}.reading-path{padding-left:24px;margin:35px 0;max-width:820px}.reading-path li{padding-left:8px;margin-bottom:22px;line-height:1.75}.reading-path strong{font-size:1.05rem}.reading-path p{margin-top:5px}.resource-start>.container>p{max-width:820px}.resource-start a{color:#165cba}.glossary-list{margin:0}.glossary-list>div{padding:24px 0;border-bottom:1px solid var(--line);scroll-margin-top:115px}.glossary-list dt{font-size:1.18rem;font-weight:600;color:var(--navy);line-height:1.5;margin-bottom:10px}.glossary-list dd{margin:0}.glossary-list dd p+p{margin-top:12px}.glossary-list dd a{font-size:.95rem}.resource-card .guide-meta{flex-wrap:wrap;gap:8px 18px;font-size:.875rem}
@media(max-width:960px){.resource-note{align-items:flex-start;flex-direction:column}}
@media(max-width:700px){.resource-grid{grid-template-columns:1fr;gap:20px}.resource-card{padding:27px 24px}.resource-card h2{font-size:1.5rem}.resource-note{padding:28px 24px}.resource-note .button{white-space:normal;text-align:left}.glossary-list>div{scroll-margin-top:98px}}