.hero.activity-hero{width:min(1440px,calc(100vw - 96px));min-height:0;grid-template-columns:minmax(0,1.4fr) minmax(390px,1fr);gap:64px;padding:52px 0;margin-bottom:18px;align-items:start}
.hero.activity-hero>.research-intro{transform:none;align-self:center;min-width:0}
.hero.activity-hero h1{font-size:clamp(42px,4.3vw,72px);white-space:normal;width:auto}
.activity-hero .lede{font-size:16px;max-width:none;margin-top:24px;text-wrap:pretty}
.hero.activity-hero .corpus-panel{width:calc(100% + 32px);margin:32px -16px 0;transform:none;display:block;padding:0}
.hero.activity-hero .corpus-panel::before{content:none}
.hero.activity-hero .corpus-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:auto;gap:24px;width:100%;height:auto;transform:none;zoom:1}
.hero.activity-hero .corpus-orbit{display:flex;flex-direction:column;align-items:center;width:100%;height:auto;min-height:0}
.hero.activity-hero .corpus-chart{display:block;width:170px;height:170px;max-width:100%;overflow:visible;aspect-ratio:1}
.activity-hero .segment-callout{display:block}
.hero.activity-hero .feed-panel{min-width:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
.feed-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.feed-heading h2{margin:0;font:500 29px/1.15 Georgia,serif}
.feed-heading{justify-content:flex-end;text-align:right}
.feed-subtitle{font-size:15px;color:var(--muted);line-height:1.6;margin:10px 0 18px;text-wrap:pretty}
.feed-subtitle{text-align:right}
.feed-scroll{height:380px;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;overflow-anchor:none;padding-right:8px}
.feed-scroll{scrollbar-width:thin;scrollbar-color:#40584b66 transparent}
.feed-scroll::-webkit-scrollbar{width:5px}
.feed-scroll::-webkit-scrollbar-track{background:transparent}
.feed-scroll::-webkit-scrollbar-thumb{border:0;border-radius:999px;background:#40584b66}
.feed-scroll:hover{scrollbar-color:#587462 transparent}
.feed-scroll:hover::-webkit-scrollbar-thumb{background:#587462}
.feed-scroll::-webkit-scrollbar-button{display:none;width:0;height:0}
.feed-panel{text-align:left}
.feed-entry>.feed-body{min-width:0}
.feed-day{font-size:12px;letter-spacing:.04em;color:var(--muted);padding:10px 0 5px;margin:0}
.feed-entry{padding:12px 8px;display:grid;grid-template-columns:32px minmax(0,1fr);gap:10px;border-bottom:1px solid #1a2b22;border-left:2px solid transparent;overflow-wrap:anywhere}
.feed-entry.is-new{background:#b9ef4a0b;border-left-color:var(--lime)}
.feed-icon{width:30px;height:32px;display:grid;place-items:center;background:none;border-radius:0}.feed-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.feed-entry-head{display:flex;align-items:baseline;gap:8px;justify-content:space-between}.feed-category{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink)}.feed-entry time{color:var(--muted);font-size:12px;white-space:nowrap}.feed-new{font-size:11px;color:var(--lime);margin-left:7px;letter-spacing:.03em}
.feed-entry p{font-size:14px;line-height:1.5;color:#c6d0c9;margin:5px 0 0;white-space:pre-wrap}
.feed-entry details{margin-top:7px}.feed-entry summary{font-size:14px;cursor:pointer}.feed-filters button:focus-visible,.feed-scroll:focus-visible{outline:1px solid var(--lime);outline-offset:2px}
.feed-group-items{max-height:270px;overflow:auto;overscroll-behavior:contain;padding:0 6px;scrollbar-gutter:stable}.feed-paper{padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;line-height:1.5}.feed-paper small{display:block;color:var(--muted);font-size:12px}.feed-sel{color:var(--sel-color);font-weight:700}
.feed-sentinel{height:2px}#feed-message{color:var(--muted);font-size:14px;line-height:1.5}.feed-retry{font:inherit;color:var(--mint);background:transparent;border:1px solid var(--line);padding:6px;cursor:pointer}
@media(max-width:1100px){.hero.activity-hero{width:100%;margin-left:0;transform:none;gap:28px;grid-template-columns:minmax(0,1fr) minmax(360px,1fr)}.hero.activity-hero h1{font-size:48px}.hero.activity-hero .corpus-stack{gap:16px}.hero.activity-hero .corpus-chart{width:140px;height:140px}.feed-heading h2{font-size:25px}}
@media(max-width:850px){.hero.activity-hero{grid-template-columns:1fr;padding:32px 0;gap:30px}.hero.activity-hero h1{font-size:clamp(40px,7vw,65px)}.hero.activity-hero .corpus-stack{max-width:600px;margin:auto;gap:28px}.hero.activity-hero .corpus-chart{width:170px;height:170px}.feed-scroll{height:430px}}
@media(max-width:420px){.feed-heading{flex-wrap:wrap}.hero.activity-hero .corpus-chart{width:135px;height:135px}.hero.activity-hero .corpus-stack{gap:16px}.feed-entry{padding-left:3px;padding-right:3px;gap:8px}.feed-filters button{padding:7px 8px}.donut-legend button{gap:4px}}


/* Original surrounding callouts, arranged outside the horizontal pair. */
.activity-hero #relevant-callout{display:none}
.activity-hero .corpus-chart #orbit-relevant-share{fill:var(--lime);font:700 18px Inter,ui-sans-serif,system-ui,sans-serif}
.hero.activity-hero .corpus-stack{position:relative;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;max-width:none}
.hero.activity-hero .corpus-orbit{display:block;min-width:0}
.hero.activity-hero .corpus-chart{width:100%;height:auto;max-width:none;aspect-ratio:450 / 260}
.donut-connector{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.donut-connector .connector-line{fill:none;stroke:var(--ink);stroke-width:3;stroke-linecap:round}
.donut-connector .connector-head{fill:var(--ink)}
.activity-hero .segment-callout strong,.activity-hero .segment-callout span{font-size:19px}
@media(max-width:600px){.hero.activity-hero .corpus-panel{overflow-x:auto;overflow-y:hidden;padding-bottom:8px}.hero.activity-hero .corpus-stack{min-width:600px}.activity-hero .segment-callout strong,.activity-hero .segment-callout span{font-size:21px}}

@media(min-width:851px) and (max-width:1100px){.hero.activity-hero{grid-template-columns:minmax(0,1.25fr) minmax(320px,1fr);gap:36px}}
@media(max-width:850px){.hero.activity-hero .corpus-panel{width:100%;margin:28px 0 0}.hero.activity-hero{gap:40px}}