.research-index,.research-article{width:min(100% - 40px,1180px);margin:0 auto;padding:62px 0 90px}
.research-index__hero{padding:30px 0 58px;border-bottom:1px solid var(--ds-line)}
.research-eyebrow{margin:0 0 18px;color:var(--ds-muted);font-size:11px;letter-spacing:.14em}
.research-index__hero h1,.research-article__hero h1{margin:0;font-size:clamp(36px,3.8vw,48px);font-weight:500;line-height:1.08;letter-spacing:-.035em}
.research-index__hero>p:last-child{max-width:760px;margin:24px 0 0;color:var(--ds-muted);font-size:16px;line-height:1.8}
.research-tabs{display:flex;gap:25px;overflow-x:auto;padding:18px 0;border-bottom:1px solid var(--ds-line);scrollbar-width:none}
.research-tabs::-webkit-scrollbar{display:none}
.research-tabs button{border:0;background:none;color:var(--ds-muted);padding:7px 0;font:inherit;font-size:13px;white-space:nowrap;border-bottom:1px solid transparent;cursor:pointer}
.research-tabs button.is-active{color:var(--ds-ink);border-color:var(--ds-ink)}
.research-index__head{display:flex;align-items:end;justify-content:space-between;gap:18px;padding:46px 0 16px}
.research-index__head h2{margin:0;font-size:clamp(24px,2.4vw,30px);font-weight:500;letter-spacing:-.02em}
.research-index__head span{font-size:11px;color:var(--ds-muted);letter-spacing:.08em}
.research-list{border-top:1px solid var(--ds-line)}
.research-item{display:grid;grid-template-columns:168px minmax(0,1fr) 24px;gap:24px;padding:22px 2px;border-bottom:1px solid var(--ds-line);color:inherit;text-decoration:none}
.research-item:hover{opacity:.72}
.research-item__meta{padding-top:2px;font-size:11px;line-height:1.55;color:var(--ds-muted)}
.research-item__meta b{display:block;margin-bottom:5px;color:var(--ds-ink);font-weight:500}
.research-item h3{margin:0 0 7px;font-size:clamp(18px,1.7vw,23px);font-weight:500;line-height:1.28;letter-spacing:-.015em}
.research-item p{max-width:800px;margin:0;color:var(--ds-muted);font-size:14px;line-height:1.7}
.research-item__arrow{font-size:17px}
.research-notice{margin:62px 0 0;padding-top:18px;border-top:1px solid var(--ds-line);color:var(--ds-muted);font-size:12px;line-height:1.7}

.research-article{max-width:1180px}
.research-article__hero{padding:30px 0 54px;border-bottom:1px solid var(--ds-line)}
.research-article__meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-bottom:24px;color:var(--ds-muted);font-size:12px}
.research-article__meta b{color:var(--ds-ink);font-weight:500}
.research-article__hero h1{max-width:980px}
.research-article__subtitle{max-width:820px;margin:18px 0 0;font-size:20px;line-height:1.5;font-weight:400;color:var(--ds-ink)}
.research-article__lede{max-width:820px;margin:26px 0 0;color:var(--ds-muted);font-size:16px;line-height:1.85}
.research-article__actions{display:flex;flex-wrap:wrap;gap:18px;margin-top:26px}
.research-article__actions a{color:var(--ds-ink);font-size:13px;text-decoration:none;border-bottom:1px solid var(--ds-line);padding-bottom:2px}
.research-article__body{display:grid;grid-template-columns:minmax(0,760px) 220px;gap:90px;padding-top:54px}
.research-prose section{padding:0 0 50px}
.research-prose h2{margin:0 0 16px;font-size:clamp(24px,2.4vw,30px);font-weight:500;line-height:1.18;letter-spacing:-.02em}
.research-prose p,.research-prose li{font-size:16px;line-height:1.9;color:var(--ds-muted)}
.research-prose p{margin:0 0 18px}
.research-prose strong{color:var(--ds-ink);font-weight:500}
.research-prose ul{padding-left:20px;margin:0 0 18px}
.research-callout{margin:10px 0 50px;padding:19px 20px;border-left:2px solid var(--ds-accent);background:rgba(185,255,203,.035);color:var(--ds-muted);font-size:14px;line-height:1.8}
.research-callout strong{color:var(--ds-ink);font-weight:500}
.research-aside{position:sticky;top:105px;height:max-content;border-top:1px solid var(--ds-line);padding-top:16px}
.research-aside span{display:block;margin-bottom:14px;color:var(--ds-muted);font-size:10px;letter-spacing:.12em}
.research-aside a{display:block;padding:9px 0;color:var(--ds-muted);font-size:12px;line-height:1.45;text-decoration:none;border-bottom:1px solid var(--ds-line)}
.research-aside a:hover{color:var(--ds-ink)}
.research-refs{border-top:1px solid var(--ds-line);padding-top:24px}
.research-refs ol{padding-left:21px}
.research-refs li{margin-bottom:13px;font-size:13px;line-height:1.7}
.research-refs a{color:var(--ds-ink)}
.research-back{display:inline-block;margin-top:18px;color:var(--ds-ink);font-size:13px;text-decoration:none}

@media(max-width:820px){
  .research-index,.research-article{width:min(100% - 28px,1180px);padding-top:34px}
  .research-index__hero{padding:20px 0 42px}
  .research-item{grid-template-columns:1fr 20px;gap:12px}
  .research-item__meta{grid-column:1/-1}
  .research-article__hero{padding:20px 0 40px}
  .research-article__subtitle{font-size:18px}
  .research-article__body{grid-template-columns:1fr;gap:0;padding-top:40px}
  .research-aside{position:static;order:-1;margin-bottom:38px}
  .research-prose p,.research-prose li{font-size:15px}
}


/* OI PUBLIC RESEARCH V1 */
.research-index__manifesto{
  max-width:850px!important;
  margin:24px 0 0!important;
  color:var(--ds-ink)!important;
  font-size:clamp(18px,2vw,24px)!important;
  line-height:1.55!important;
  letter-spacing:-.015em!important;
  font-weight:450!important
}
.research-definition{
  max-width:900px;
  margin-top:38px;
  padding:22px 0 2px;
  border-top:1px solid var(--ds-line)
}
.research-definition>span{
  display:block;
  margin-bottom:13px;
  color:var(--ds-muted);
  font-size:10px;
  letter-spacing:.14em
}
.research-definition>p{
  max-width:790px;
  margin:0 0 10px;
  color:var(--ds-ink);
  font-size:16px;
  line-height:1.78
}
.research-definition>small{
  display:block;
  max-width:790px;
  color:var(--ds-muted);
  font-size:12px;
  line-height:1.75
}
.research-cluster[hidden]{display:none!important}
@media(max-width:820px){
  .research-index__manifesto{font-size:18px!important}
  .research-definition{margin-top:30px;padding-top:18px}
  .research-definition>p{font-size:15px}
}