/*
 * Long-form research article system.
 * Shared by locally authored deep dives; each article adds one visual stylesheet.
 */

.research-article{
  --article-accent:var(--blue);
  --article-accent-soft:#eef4ff;
  --article-accent-line:#cbd9ff;
  background:#fff;
}

.research-article .site-header .desktop-nav a{font-size:12px}
.research-article .header-archive{margin-left:auto}

.research-hero{
  position:relative;
  overflow:hidden;
  padding:clamp(72px,8vw,118px) 0 86px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(circle at 83% 23%,color-mix(in srgb,var(--article-accent) 9%,transparent),transparent 28%),
    linear-gradient(rgba(13,17,23,.026) 1px,transparent 1px),
    linear-gradient(90deg,rgba(13,17,23,.026) 1px,transparent 1px),
    #fff;
  background-size:auto,56px 56px,56px 56px,auto;
}
.research-hero::after{
  content:"";
  position:absolute;
  right:-12%;
  bottom:-45%;
  width:54vw;
  height:54vw;
  max-width:850px;
  max-height:850px;
  border:1px solid color-mix(in srgb,var(--article-accent) 12%,transparent);
  border-radius:50%;
  pointer-events:none;
}
.research-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,.88fr) minmax(490px,1.12fr);
  gap:clamp(44px,6vw,84px);
  align-items:center;
}
.research-kicker{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  margin:0 0 22px;
  color:var(--article-accent);
  font-size:10px;
  font-weight:850;
  letter-spacing:.13em;
}
.research-kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--article-accent);box-shadow:0 0 0 5px color-mix(in srgb,var(--article-accent) 10%,transparent)}
.research-kicker span{padding-left:11px;border-left:1px solid var(--line-strong);color:var(--muted-2);letter-spacing:.08em}
.research-hero h1{margin:0;font-size:clamp(42px,5vw,70px);line-height:1.08;letter-spacing:-.065em}
.research-hero h1 em{color:var(--article-accent);font-style:normal}
.research-deck{max-width:700px;margin:26px 0 0;color:var(--ink-2);font-size:clamp(16px,1.45vw,19px);line-height:1.9}
.research-deck strong{color:var(--article-accent)}
.research-disclaimer{display:flex;align-items:flex-start;gap:9px;margin:22px 0 0;padding:12px 14px;border:1px solid var(--article-accent-line);border-radius:13px;background:color-mix(in srgb,var(--article-accent-soft) 70%,#fff);color:var(--muted);font-size:11px;line-height:1.6}
.research-disclaimer::before{content:"i";display:grid;place-items:center;flex:0 0 auto;width:18px;height:18px;margin-top:1px;border-radius:50%;color:#fff;background:var(--article-accent);font-size:10px;font-weight:850;font-family:Georgia,serif}
.research-disclaimer strong{color:var(--ink)}
.research-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.research-meta span{display:inline-flex;align-items:center;min-height:27px;padding:4px 9px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:rgba(255,255,255,.8);font-size:9px;font-weight:750}
.research-hero-visual{position:relative;min-width:0}

.research-summary{
  position:relative;
  z-index:3;
  margin-top:-34px;
}
.research-summary-inner{
  display:grid;
  grid-template-columns:auto repeat(3,minmax(0,1fr));
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:22px;
  background:#fff;
  box-shadow:0 22px 60px rgba(23,40,72,.1);
}
.research-summary-label{display:grid;align-content:center;padding:21px 23px;color:#fff;background:var(--ink)}
.research-summary-label span{color:#91b0ff;font-size:8px;font-weight:850;letter-spacing:.13em}
.research-summary-label strong{margin-top:5px;font-size:13px}
.research-summary-item{display:grid;grid-template-columns:auto 1fr;gap:11px;align-items:center;padding:18px 20px;border-left:1px solid var(--line)}
.research-summary-item b{display:grid;place-items:center;width:29px;height:29px;border-radius:9px;color:var(--article-accent);background:var(--article-accent-soft);font-size:10px}
.research-summary-item span{color:var(--muted-2);font-size:8px;font-weight:800;letter-spacing:.07em}
.research-summary-item strong{grid-column:2;font-size:11px;line-height:1.5}

.research-toc{padding:28px 0;border-bottom:1px solid var(--line);background:#fff}
.research-toc-inner{display:grid;grid-template-columns:auto 1fr;gap:25px;align-items:start}
.research-toc strong{padding-top:4px;color:var(--muted-2);font-size:9px;letter-spacing:.13em}
.research-toc ol{display:flex;flex-wrap:wrap;gap:8px 20px;margin:0;padding:0;list-style:none;counter-reset:toc}
.research-toc li{counter-increment:toc}
.research-toc a{display:inline-flex;gap:7px;align-items:baseline;color:var(--muted);font-size:11px;font-weight:700;transition:color .2s}
.research-toc a::before{content:counter(toc,decimal-leading-zero);color:var(--article-accent);font-size:8px;font-weight:850}
.research-toc a:hover{color:var(--ink)}

.research-section{position:relative;padding:112px 0;scroll-margin-top:calc(var(--header-h) + 12px)}
.research-section.is-soft{background:var(--soft)}
.research-section.is-tint{background:linear-gradient(180deg,#fff,var(--article-accent-soft))}
.research-section-head{display:grid;grid-template-columns:minmax(210px,.62fr) minmax(0,1.38fr);gap:clamp(34px,6vw,88px);align-items:start;margin-bottom:48px}
.research-section-index{margin:0;color:var(--article-accent);font-size:9px;font-weight:850;letter-spacing:.14em}
.research-section-head h2{margin:10px 0 0;font-size:clamp(31px,4vw,52px);line-height:1.18;letter-spacing:-.055em}
.research-section-head>p{max-width:690px;margin:2px 0 0;color:var(--ink-2);font-size:clamp(15px,1.3vw,18px);line-height:1.9}
.research-section-head>p strong{color:var(--article-accent)}
.research-body-copy{max-width:760px;margin-inline:auto}
.research-body-copy p{margin:0 0 1.6em;color:var(--ink-2);font-size:15px;line-height:2}
.research-body-copy p:last-child{margin-bottom:0}

.research-grid{display:grid;gap:18px}
.research-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.research-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.research-card{position:relative;overflow:hidden;padding:26px;border:1px solid var(--line);border-radius:21px;background:#fff;box-shadow:var(--shadow-sm)}
.research-card.is-accent{border-color:var(--article-accent-line);background:linear-gradient(145deg,#fff,var(--article-accent-soft))}
.research-card.is-dark{color:#fff;background:var(--ink);border-color:var(--ink)}
.research-card-number{display:grid;place-items:center;width:32px;height:32px;margin-bottom:20px;border:1px solid var(--article-accent-line);border-radius:10px;color:var(--article-accent);background:var(--article-accent-soft);font-size:9px;font-weight:850}
.research-card h3{margin:0 0 10px;font-size:18px;line-height:1.45}
.research-card p{margin:0;color:var(--muted);font-size:12px;line-height:1.8}
.research-card p+p{margin-top:12px}
.research-card.is-dark p{color:rgba(255,255,255,.65)}
.research-card small{display:block;margin-top:13px;color:var(--muted-2);font-size:9px;line-height:1.65}
.research-card-tag{display:inline-flex;align-items:center;min-height:24px;margin-bottom:13px;padding:3px 8px;border-radius:999px;color:var(--article-accent);background:var(--article-accent-soft);font-size:8px;font-weight:850;letter-spacing:.08em}

.research-flow{display:flex;align-items:stretch;gap:8px}
.research-flow>div{display:grid;place-content:center;flex:1;min-height:105px;padding:14px;border:1px solid var(--line);border-radius:15px;background:#fff;text-align:center}
.research-flow>div strong{font-size:12px;line-height:1.45}
.research-flow>div small{margin-top:4px;color:var(--muted);font-size:8px;line-height:1.45}
.research-flow>i{display:grid;place-items:center;color:var(--article-accent);font-size:17px;font-style:normal}
.research-flow>div.is-final{border-color:var(--article-accent-line);background:var(--article-accent-soft)}

.research-formula{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;padding:25px 28px;border:1px solid var(--article-accent-line);border-radius:21px;background:linear-gradient(135deg,#fff,var(--article-accent-soft));box-shadow:0 18px 48px color-mix(in srgb,var(--article-accent) 8%,transparent)}
.research-formula-label{display:grid;place-items:center;min-width:74px;min-height:74px;padding:10px;border-radius:18px;color:#fff;background:var(--article-accent);font-size:8px;font-weight:850;letter-spacing:.1em;text-align:center}
.research-formula strong{display:block;font-size:clamp(17px,2vw,24px);line-height:1.5;letter-spacing:-.025em}
.research-formula p{margin:6px 0 0;color:var(--muted);font-size:10px;line-height:1.65}

.research-verdict{display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:center;margin-top:26px;padding:19px 22px;border-radius:18px;color:#fff;background:var(--ink)}
.research-verdict span{color:#8fb0ff;font-size:8px;font-weight:850;letter-spacing:.12em;white-space:nowrap}
.research-verdict strong{font-size:13px;line-height:1.65}

.research-note{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;margin-top:20px;padding:16px 18px;border-left:3px solid var(--article-accent);border-radius:0 13px 13px 0;background:var(--article-accent-soft)}
.research-note>span{padding:3px 6px;border-radius:999px;color:#fff;background:var(--article-accent);font-size:7px;font-weight:850;letter-spacing:.07em}
.research-note p{margin:0;color:var(--muted);font-size:10px;line-height:1.75}
.research-note strong{color:var(--ink)}

.research-table{overflow:hidden;border:1px solid var(--line);border-radius:21px;background:#fff}
.research-table-row{display:grid;grid-template-columns:minmax(150px,.7fr) minmax(0,1.3fr);border-top:1px solid var(--line)}
.research-table-row:first-child{border-top:0}
.research-table-row>*{padding:18px 21px}
.research-table-row dt{font-size:11px;font-weight:800}
.research-table-row dd{margin:0;border-left:1px solid var(--line);color:var(--muted);font-size:11px;line-height:1.75}
.research-table-row dd strong{color:var(--ink)}

.research-status{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.research-status article{position:relative;padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff}
.research-status article::before{content:"";display:block;width:100%;height:4px;margin-bottom:17px;border-radius:999px;background:var(--line-strong)}
.research-status article.is-enabled::before{background:var(--green)}
.research-status article.is-voting::before{background:var(--article-accent)}
.research-status article.is-development::before{background:var(--amber)}
.research-status span{font-size:8px;font-weight:850;letter-spacing:.1em}
.research-status h3{margin:7px 0 8px;font-size:16px}
.research-status p{margin:0;color:var(--muted);font-size:10px;line-height:1.7}

.research-sources{padding:96px 0;background:#0d1729;color:#fff}
.research-sources-grid{display:grid;grid-template-columns:minmax(230px,.62fr) minmax(0,1.38fr);gap:clamp(38px,7vw,90px)}
.research-sources h2{margin:10px 0 15px;font-size:clamp(30px,3.3vw,45px);line-height:1.2}
.research-sources>div p,.research-sources-head p{color:rgba(255,255,255,.57);font-size:11px;line-height:1.8}
.research-source-list{display:grid;gap:8px}
.research-source-list a{display:grid;grid-template-columns:36px 1fr auto;gap:13px;align-items:center;min-height:64px;padding:12px 15px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.035);transition:border-color .2s,background .2s,transform .2s var(--ease)}
.research-source-list a:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.07)}
.research-source-list b{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;color:#9db8ff;background:rgba(23,92,255,.18);font-size:8px}
.research-source-list span{font-size:11px;font-weight:750;line-height:1.5}
.research-source-list small{display:block;color:rgba(255,255,255,.48);font-size:8px;font-weight:500}
.research-source-list i{color:#9db8ff;font-style:normal}

.research-next{padding:80px 0;background:#fff}
.research-next-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px;align-items:center;padding:34px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(120deg,var(--article-accent-soft),#fff);box-shadow:var(--shadow-sm)}
.research-next-card span{color:var(--article-accent);font-size:9px;font-weight:850;letter-spacing:.12em}
.research-next-card h2{margin:8px 0 7px;font-size:clamp(23px,3vw,34px);line-height:1.3}
.research-next-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.75}
.research-next-card a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 19px;border-radius:999px;color:#fff;background:var(--ink);font-size:11px;font-weight:800;white-space:nowrap;transition:transform .2s var(--ease)}
.research-next-card a:hover{transform:translateY(-2px)}

@media (max-width:960px){
  .research-hero-grid{grid-template-columns:1fr;gap:48px}
  .research-hero-copy{max-width:780px}
  .research-hero-visual{max-width:760px;width:100%;margin-inline:auto}
  .research-summary-inner{grid-template-columns:1fr 1fr}
  .research-summary-label{grid-column:1 / -1}
  .research-summary-item:nth-child(4){grid-column:1 / -1}
  .research-section-head{grid-template-columns:1fr;gap:24px}
}

@media (max-width:820px){
  .research-article{--header-h:68px}
  .research-article .site-header{height:var(--header-h)}
  .research-article .header-inner{gap:12px}
  .research-article .brand{min-width:0}
  .research-article .brand-copy small{display:none}
  .research-article .desktop-nav{display:none}
  .research-article .header-archive{padding:8px 12px;font-size:10px}
  .research-hero{padding:58px 0 69px;background-size:auto,32px 32px,32px 32px,auto}
  .research-hero-grid{gap:38px}
  .research-hero h1{font-size:clamp(37px,11vw,53px);line-height:1.1}
  .research-deck{margin-top:21px;font-size:15px;line-height:1.85}
  .research-disclaimer{font-size:10.5px}
  .research-summary{margin-top:-25px}
  .research-summary-inner{grid-template-columns:1fr;border-radius:18px}
  .research-summary-label,.research-summary-item:nth-child(4){grid-column:auto}
  .research-summary-label{padding:16px 18px}
  .research-summary-item{padding:14px 17px;border-top:1px solid var(--line);border-left:0}
  .research-toc{padding:22px 0}
  .research-toc-inner{grid-template-columns:1fr;gap:12px}
  .research-toc ol{display:grid;grid-template-columns:1fr 1fr;gap:8px 15px}
  .research-toc a{font-size:10.5px;line-height:1.5}
  .research-section{padding:82px 0}
  .research-section-head{margin-bottom:32px}
  .research-section-head h2{font-size:clamp(30px,9vw,42px)}
  .research-section-head>p{font-size:14px;line-height:1.85}
  .research-grid.two,.research-grid.three{grid-template-columns:1fr}
  .research-card{padding:22px;border-radius:18px}
  .research-flow{display:grid;grid-template-columns:1fr}
  .research-flow>i{height:18px;transform:rotate(90deg)}
  .research-flow>div{min-height:82px}
  .research-formula{grid-template-columns:1fr;gap:14px;padding:20px}
  .research-formula-label{justify-self:start;min-width:0;min-height:26px;border-radius:999px}
  .research-formula strong{font-size:17px}
  .research-verdict{grid-template-columns:1fr;gap:5px;padding:17px 18px}
  .research-note{grid-template-columns:1fr}
  .research-note>span{justify-self:start}
  .research-table-row{grid-template-columns:1fr}
  .research-table-row>*{padding:15px 17px}
  .research-table-row dd{border-top:1px solid var(--line);border-left:0}
  .research-status{grid-template-columns:1fr}
  .research-sources{padding:75px 0}
  .research-sources-grid{grid-template-columns:1fr;gap:31px}
  .research-source-list a{grid-template-columns:32px 1fr auto}
  .research-source-list b{width:32px;height:32px}
  .research-next{padding:58px 0}
  .research-next-card{grid-template-columns:1fr;padding:25px}
  .research-next-card a{justify-self:start}
}

@media (max-width:430px){
  .research-kicker{font-size:8.7px}
  .research-meta span{font-size:8.4px}
  .research-toc ol{grid-template-columns:1fr}
  .research-card h3{font-size:17px}
  .research-status article{padding:19px}
}

@media (prefers-reduced-motion:reduce){
  .research-article *,
  .research-article *::before,
  .research-article *::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}