.research-shell{background:var(--sc-paper);color:var(--sc-ink)}
.research-shell .article-breadcrumbs,.research-shell .article-kicker,.research-shell .article-card-meta { font:400 14px/1.5 var(--sc-body); text-transform:none; letter-spacing:0; }
.research-shell .article-breadcrumbs a { min-height:44px; }
.research-shell .research-principles li { font:400 14px/1.5 var(--sc-body); }
.research-shell .site-header{border-bottom:1px solid var(--sc-line-soft);background:color-mix(in srgb,var(--sc-paper) 88%,transparent)}
.research-hero{position:relative;overflow:hidden;padding:clamp(76px,10vw,132px) max(20px,calc((100vw - var(--sc-max))/2)) clamp(60px,8vw,96px);border-bottom:1px solid var(--sc-line-soft)}
.research-hero::after{content:"";position:absolute;right:max(20px,calc((100vw - var(--sc-max))/2));bottom:44px;width:min(44vw,520px);height:160px;background:url('/brand/logos/singularcell-icon.svg') right center/150px no-repeat;opacity:.055;pointer-events:none}
.research-hero .eyebrow{margin:0 0 24px;color:var(--sc-trace);font:650 11px/1.4 var(--sc-utility);letter-spacing:.1em;text-transform:uppercase}
.research-hero h1{max-width:980px;margin:0;font:650 clamp(3rem,7vw,6.2rem)/.98 var(--sc-display);letter-spacing:-.06em;text-wrap:balance}
.research-hero>p:not(.eyebrow){max-width:68ch;margin:28px 0 0;color:var(--sc-muted);font-size:clamp(1.08rem,1.6vw,1.28rem);line-height:1.65}
.research-principles{display:flex;flex-wrap:wrap;gap:10px;margin:32px 0 0;padding:0;list-style:none}
.research-principles li{padding:7px 10px;border:1px solid var(--sc-line);border-radius:999px;background:#fff;color:var(--sc-muted);font:600 11px/1.2 var(--sc-utility)}
.research-start{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:0 0 24px;padding:18px 20px;border:1px solid var(--sc-line);border-radius:var(--sc-radius-card);background:var(--sc-mist)}
.research-start strong{color:var(--sc-ink);font:650 14px/1.4 var(--sc-display)}
.research-start a{color:var(--sc-trace);font:600 14px/1.4 var(--sc-body);text-underline-offset:4px}
.research-tools,.research-guides{display:grid;gap:16px;margin-bottom:24px}
.research-tools>h2,.research-guides>h2{margin:0 0 12px;font:650 clamp(1.8rem,3.4vw,2.8rem)/1.06 var(--sc-display);letter-spacing:-.04em}
.research-tools>.eyebrow,.research-guides>.eyebrow{margin:0;color:var(--sc-trace);font:650 11px/1.4 var(--sc-utility);letter-spacing:.08em;text-transform:uppercase}
.resource-card{padding:30px;border:1px solid var(--sc-line);border-radius:var(--sc-radius-card);background:#fff;box-shadow:0 18px 60px rgba(35,42,75,.06)}
.resource-card>div{display:flex;justify-content:space-between;gap:16px;color:var(--sc-muted);font-size:13px}
.resource-card h2{max-width:720px;margin:30px 0 14px;font:650 clamp(1.8rem,3vw,2.6rem)/1.06 var(--sc-display);letter-spacing:-.035em}
.resource-card h2 a{color:inherit;text-decoration:none}.resource-card p{max-width:68ch;color:var(--sc-muted);line-height:1.65}.resource-card>a{display:inline-block;margin-top:14px;color:var(--sc-trace);font-weight:650}
.research-index{width:min(var(--sc-max),calc(100% - 40px));margin:0 auto;padding:72px 0 112px}
.research-index-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.62fr);gap:24px;align-items:start}
.article-card{position:relative;min-height:440px;padding:clamp(28px,5vw,58px);display:flex;flex-direction:column;justify-content:space-between;border:1px solid var(--sc-line);border-radius:var(--sc-radius-panel);background:#fff;overflow:hidden}
.article-card::after{content:"";position:absolute;right:-80px;bottom:-70px;width:310px;height:310px;border:1px solid color-mix(in srgb,var(--sc-trace) 22%,transparent);border-radius:50%;box-shadow:0 0 0 42px color-mix(in srgb,var(--sc-trace) 4%,transparent),0 0 0 84px color-mix(in srgb,var(--sc-observation) 3%,transparent);pointer-events:none}
.article-card-meta{display:flex;flex-wrap:wrap;gap:9px 20px;color:var(--sc-muted);font:600 11px/1.4 var(--sc-utility);letter-spacing:.04em;text-transform:uppercase}
.article-card h2{position:relative;z-index:1;max-width:780px;margin:62px 0 20px;font:650 clamp(2.1rem,4vw,4rem)/1.02 var(--sc-display);letter-spacing:-.045em;text-wrap:balance}
.article-card h2 a{color:inherit;text-decoration:none}
.article-card h2 a::after{content:"";position:absolute;inset:0}
.article-card p{position:relative;z-index:1;max-width:68ch;margin:0;color:var(--sc-muted);font-size:17px;line-height:1.65}
.article-card footer{position:relative;z-index:1;margin-top:50px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--sc-line-soft);background:transparent;color:var(--sc-muted)}
.article-card footer a{color:var(--sc-trace);font-weight:650;text-decoration:none}
.editorial-standard{padding:28px;border-radius:var(--sc-radius-card);background:var(--sc-ink);color:#fff}
.editorial-standard span{color:#b9bac4;font:600 10px/1.4 var(--sc-utility);letter-spacing:.1em;text-transform:uppercase}
.editorial-standard h2{margin:28px 0 16px;font:650 1.6rem/1.15 var(--sc-display);letter-spacing:-.03em}
.editorial-standard p{color:#bfc0ca;font-size:14px;line-height:1.65}
.editorial-standard ul{margin:26px 0 0;padding:0;display:grid;gap:16px;list-style:none}
.editorial-standard li{padding-top:14px;border-top:1px solid #ffffff20;font-size:13px}

.article-breadcrumbs{width:min(var(--sc-max),calc(100% - 40px));margin:0 auto;padding:28px 0;color:var(--sc-muted);font:600 11px/1.4 var(--sc-utility);text-transform:uppercase;letter-spacing:.06em}
.article-breadcrumbs ol{display:flex;gap:10px;margin:0;padding:0;list-style:none}.article-breadcrumbs li+li::before{content:"/";margin-right:10px;color:#a8a9b2}.article-breadcrumbs a{display:inline-flex;align-items:center;min-height:32px;color:inherit;text-decoration:none}
.article-header{width:min(var(--sc-max),calc(100% - 40px));margin:0 auto;padding:64px 0 72px;border-bottom:1px solid var(--sc-line)}
.article-kicker{display:flex;flex-wrap:wrap;gap:10px 24px;color:var(--sc-muted);font:600 11px/1.4 var(--sc-utility);letter-spacing:.05em;text-transform:uppercase}.article-kicker span:first-child{color:var(--sc-boundary)}
.article-header h1{max-width:1040px;margin:28px 0;font:650 clamp(2.8rem,6.8vw,6.4rem)/.98 var(--sc-display);letter-spacing:-.06em;text-wrap:balance}
.article-deck{max-width:74ch;margin:0;color:var(--sc-muted);font-size:clamp(1.08rem,1.7vw,1.3rem);line-height:1.65}
.article-review{max-width:920px;margin:36px 0 0;padding:18px 20px;border-left:3px solid var(--sc-evidence);background:var(--sc-mist);color:var(--sc-muted);font-size:14px;line-height:1.55}
.article-layout{width:min(var(--sc-max),calc(100% - 40px));margin:0 auto;padding:64px 0 120px;display:grid;grid-template-columns:230px minmax(0,var(--sc-article));gap:clamp(48px,8vw,120px);align-items:start}
.article-toc{position:sticky;top:92px;display:grid;gap:10px}.article-toc strong{margin-bottom:8px;font:650 11px/1.4 var(--sc-utility);letter-spacing:.08em;text-transform:uppercase}.article-toc a{color:var(--sc-muted);font-size:13px;line-height:1.35;text-decoration:none}.article-toc a:hover{color:var(--sc-trace)}
.article-body{min-width:0}.article-body>p:first-child{margin-top:0;font-size:1.2rem;line-height:1.7}.article-body section{scroll-margin-top:100px;margin:0 0 64px}.article-body h2{margin:0 0 24px;font:650 clamp(1.8rem,3.6vw,2.8rem)/1.08 var(--sc-display);letter-spacing:-.04em}.article-body p{margin:0 0 20px;color:#353640;font-size:17px;line-height:1.76}.article-checklist{margin:28px 0 0;padding:0;border-top:1px solid var(--sc-line);list-style:none}.article-checklist li{position:relative;padding:14px 12px 14px 30px;border-bottom:1px solid var(--sc-line-soft);font-size:15px;line-height:1.45}.article-checklist li::before{content:"";position:absolute;left:4px;top:20px;width:8px;height:8px;border:2px solid var(--sc-trace);border-radius:50%}
.proof-matrix{width:min(var(--sc-max),calc(100% - 40px));margin:64px auto 0;scroll-margin-top:100px}.proof-matrix h2{max-width:900px;margin:0 0 20px;font:650 clamp(2rem,4vw,3.4rem)/1.04 var(--sc-display);letter-spacing:-.045em}.proof-matrix>p{max-width:78ch;margin:0;color:#353640;font-size:17px;line-height:1.7}.proof-matrix .proof-matrix-hint{display:none;margin:18px 0 0;color:var(--sc-trace);font:650 11px/1.4 var(--sc-utility);letter-spacing:.035em;text-transform:uppercase}.proof-matrix-scroll{margin-top:28px;overflow-x:auto;border:1px solid var(--sc-line);border-radius:var(--sc-radius-card);background:#fff;box-shadow:0 18px 55px #1717200a}.proof-matrix-scroll:focus-visible{outline:3px solid color-mix(in srgb,var(--sc-trace) 35%,transparent);outline-offset:4px}.proof-matrix table{width:100%;min-width:1080px;border-collapse:collapse;text-align:left}.proof-matrix caption{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.proof-matrix th,.proof-matrix td{padding:17px 18px;border-right:1px solid var(--sc-line-soft);border-bottom:1px solid var(--sc-line-soft);vertical-align:top;font-size:13px;line-height:1.55}.proof-matrix th:last-child,.proof-matrix td:last-child{border-right:0}.proof-matrix tbody tr:last-child th,.proof-matrix tbody tr:last-child td{border-bottom:0}.proof-matrix thead th{background:var(--sc-mist);color:var(--sc-muted);font:650 10px/1.45 var(--sc-utility);letter-spacing:.065em;text-transform:uppercase}.proof-matrix tbody th{width:132px;color:var(--sc-ink);font-weight:700}.proof-matrix tbody td:last-child{width:150px;color:var(--sc-trace);font-weight:650}
.article-sources,.article-limitations,.article-related{padding-top:48px;border-top:1px solid var(--sc-line)}.article-sources ol,.article-limitations ul,.article-related ul{padding-left:22px}.article-sources li,.article-limitations li,.article-related li{margin:0 0 14px;color:#454650;line-height:1.6}.article-sources a,.article-related a{color:var(--sc-trace);text-decoration-thickness:1px;text-underline-offset:3px}.source-owner{display:block;margin-top:3px;color:var(--sc-muted);font:500 11px/1.4 var(--sc-utility)}
.article-cta{margin-top:72px;padding:32px;border-radius:var(--sc-radius-panel);background:var(--sc-ink);color:#fff}.article-cta h2{margin:0 0 14px;color:#fff}.article-cta p{color:#bfc0ca}.article-cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.article-cta .button-primary{background:#fff;color:var(--sc-ink)}.article-cta .button-quiet{border-color:#ffffff30;background:#ffffff0c;color:#fff}

@media(max-width:860px){.research-index-grid,.article-layout{grid-template-columns:1fr}.article-toc{position:static;padding:22px;border:1px solid var(--sc-line);border-radius:var(--sc-radius-card);background:#fff}.research-hero::after{display:none}}
@media(max-width:620px){.research-hero{padding-top:64px}.research-index{width:min(100% - 28px,var(--sc-max));padding-top:48px}.article-card{padding:24px;min-height:460px}.article-card h2{margin-top:46px}.article-card footer{align-items:flex-start;flex-direction:column}.article-header,.article-layout,.article-breadcrumbs,.proof-matrix{width:calc(100% - 32px)}.article-header{padding-top:38px}.article-header h1{font-size:clamp(2.6rem,13vw,4.3rem)}.proof-matrix{margin-top:48px}.proof-matrix .proof-matrix-hint{display:block}.proof-matrix-scroll{margin-top:12px}.proof-matrix table{min-width:940px}.article-layout{padding-top:40px}.article-cta{padding:24px}.article-cta-actions .button{width:100%}}

.resource-shell main>nav,.resource-shell main>article{width:min(var(--sc-max),calc(100% - 40px));margin-inline:auto}.resource-shell main>nav{padding:28px 0;color:var(--sc-muted);font:600 11px/1.4 var(--sc-utility);letter-spacing:.06em;text-transform:uppercase}.resource-shell main>nav ol{display:flex;gap:10px;margin:0;padding:0;list-style:none}.resource-shell main>nav li+li::before{content:"/";margin-right:10px;color:#a8a9b2}.resource-shell main>nav a{color:inherit;text-decoration:none}.resource-shell main>article{padding-bottom:120px}.resource-shell main>article>header{padding:58px 0 68px;border-bottom:1px solid var(--sc-line)}.resource-shell main>article>header>p:first-child{color:var(--sc-trace);font:650 11px/1.4 var(--sc-utility);letter-spacing:.1em;text-transform:uppercase}.resource-shell main>article>header h1{max-width:1050px;margin:24px 0;font:650 clamp(2.8rem,6.6vw,6rem)/.98 var(--sc-display);letter-spacing:-.06em;text-wrap:balance}.resource-shell main>article>header p{max-width:76ch;color:var(--sc-muted);font-size:17px;line-height:1.7}.resource-shell main>article>section,.resource-guidance{max-width:900px;margin:64px auto 0}.resource-shell main>article h2{margin:0 0 18px;font:650 clamp(1.65rem,3vw,2.55rem)/1.08 var(--sc-display);letter-spacing:-.035em}.resource-shell main>article p,.resource-shell main>article li{color:#353640;line-height:1.7}.resource-privacy-note,.resource-scorecard-boundary{padding:18px 20px;border-left:3px solid var(--sc-evidence);background:var(--sc-mist);font-size:14px}.resource-module{padding:clamp(24px,4vw,44px);border:1px solid var(--sc-line);border-radius:var(--sc-radius-panel);background:#fff;box-shadow:0 18px 55px #17172008}.resource-checklist ul{margin:30px 0 0;padding:0;display:grid;gap:12px;list-style:none}.resource-checklist li{display:grid;grid-template-columns:auto 1fr;gap:12px;padding:16px;border:1px solid var(--sc-line-soft);border-radius:14px}.resource-checklist input{margin-top:4px}.resource-checklist label{display:grid;gap:5px}.resource-checklist label span,.resource-checklist label em{font-size:13px;color:var(--sc-muted)}.resource-fields>div{display:grid;gap:18px;margin-top:28px}.resource-field{display:grid;gap:7px}.resource-field label{font-weight:700}.resource-field p{margin:0;font-size:13px}.resource-field textarea{min-height:112px;padding:14px;border:1px solid var(--sc-line);border-radius:12px;background:#fff;font:inherit}.resource-matrix>div{overflow-x:auto;margin-top:28px}.resource-matrix table{width:100%;min-width:680px;border-collapse:collapse}.resource-matrix caption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.resource-matrix th,.resource-matrix td{padding:14px;border:1px solid var(--sc-line-soft);text-align:left;vertical-align:top}.resource-matrix thead th{background:var(--sc-mist);font:650 10px/1.4 var(--sc-utility);letter-spacing:.06em;text-transform:uppercase}.resource-scorecard fieldset{margin:18px 0 0;padding:18px;border:1px solid var(--sc-line-soft);border-radius:14px}.resource-scorecard legend{padding:0 8px;font-weight:700}.resource-scorecard fieldset div{display:flex;gap:9px;align-items:flex-start;margin-top:10px}.resource-scorecard fieldset input{margin-top:4px}.resource-scorecard-result{margin-top:28px;padding:22px;display:grid;gap:8px;border:1px solid var(--sc-line);border-radius:16px;background:var(--sc-mist)}.resource-scorecard-result>strong{font-size:1.15rem}.resource-scorecard-result>span{font-size:14px;color:var(--sc-muted)}.resource-scorecard-result>div{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}.resource-scorecard-result label{display:grid;gap:7px;font-size:12px;font-weight:700}.resource-scorecard-result meter{width:100%;height:14px;accent-color:var(--sc-trace)}.resource-scorecard-result b{font-size:12px;color:var(--sc-muted)}.resource-scorecard-result[data-state="CORE_DOCUMENTATION_MISSING"],.resource-scorecard-result[data-state="UNRESOLVED_CONFLICT"]{border-color:color-mix(in srgb,var(--sc-boundary) 45%,var(--sc-line));background:color-mix(in srgb,var(--sc-boundary) 5%,#fff)}.resource-scorecard-reset{margin-top:16px;padding:10px 14px;border:1px solid var(--sc-line);border-radius:999px;background:#fff;color:var(--sc-ink);font-weight:650;cursor:pointer}.resource-guidance>p:first-child{font-size:1.18rem}.resource-guidance>section{margin-top:54px;padding-top:44px;border-top:1px solid var(--sc-line-soft)}.resource-guidance ul,.resource-shell article>section>ul,.resource-shell article>section>ol{padding-left:22px}.resource-guidance li,.resource-shell article>section li{margin-bottom:12px}.resource-shell article>section a{color:var(--sc-trace)}
.resource-code-sample figure{margin:28px 0 0}.resource-code-sample figcaption{margin-bottom:10px;color:var(--sc-muted);font:650 11px/1.4 var(--sc-utility);letter-spacing:.06em;text-transform:uppercase}.resource-code-sample pre{max-height:560px;overflow:auto;margin:0;padding:20px;border:1px solid var(--sc-line);border-radius:14px;background:#10121a;color:#e8ebff;font:500 13px/1.65 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;white-space:pre}.resource-code-boundary{padding:16px 18px;border-left:3px solid var(--sc-boundary);background:color-mix(in srgb,var(--sc-boundary) 5%,#fff);font-size:13px}

@media(max-width:620px){.resource-shell main>nav,.resource-shell main>article{width:calc(100% - 28px)}.resource-shell main>article>header{padding-top:34px}.resource-shell main>article>header h1{font-size:clamp(2.5rem,13vw,4.2rem)}.resource-module{padding:22px}.resource-scorecard-result>div{grid-template-columns:1fr}}