:root{--bg:#10141d;--ink:#e9ecf5;--muted:#adb7ca;--line:#333c4e;--panel:#1a2130;--accent:#8aafff;--pink:#ff91c7;--header:rgba(16,20,29,.96)}
[data-theme="light"]{--bg:#f7f7f5;--ink:#252733;--muted:#656b79;--line:#d9dde4;--panel:#fff;--accent:#245e92;--pink:#a02464;--header:rgba(247,247,245,.97)}
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@media(max-width:980px){.site-footer{margin-left:22px;margin-right:22px}.site-header-inner{padding:13px 22px;gap:15px}.site-nav{gap:15px}.site-nav a{font-size:13px}.research-index{padding:30px 22px 50px}.research-index h1{font-size:34px}.research-card-copy{padding:28px}.research-card h2{font-size:24px}.research-card-mark>span{font-size:64px}}
@media(max-width:600px){.site-brand{font-size:19px}.site-nav a:first-child{display:none}.site-header-inner{gap:12px}.research-card{grid-template-columns:1fr}.research-card-mark{min-height:130px;flex-direction:row;gap:28px;border-left:0;border-top:1px solid var(--line)}.research-card-mark>span{font-size:48px}.research-card-mark small{max-width:80px;line-height:1.8}.research-eyebrow{margin-top:30px}.research-card-copy{padding:25px}.research-intro{font-size:16px}.method-page{padding:0 22px}.method-page h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.research-card{transition:none}.research-card:hover{transform:none}}
@media print{.site-header,.site-footer,.breadcrumbs,.skip-link{display:none}body{background:#fff;color:#000}.method-page{max-width:none;padding:0}}